Crafted with precision, our collection allows you to add special dates and names, transforming each piece into a cherished keepsake. From custom necklaces to bracelets and rings, express your unique story with elegance and sophistication. Whether it's a heartfelt gift or a self-indulgent treat, our nameplate jewelry captures the essence of ...Select A Store. We are always working to create an easier, less stressful diamond shopping experience. That’s why we give you the option to choose a loose diamond to preview for free or purchase & pick up locally at a WeWork or jewelry store near you. Ritani.With a brilliant, 58-facet pattern, distinctive curves, and single point, the pear is a hybrid of the round and marquise styles. This elongated diamond shape tends to look larger than it actually is. With pear-shaped diamonds making up 2.2% of all Ritani diamonds sold, they are an unusual and eye-catching shape. A Princess Cut Diamond can cost anywhere between $150 and $100,000 depending on the 4 cs. The median price is $1,200. Shop our beautiful collection of Princess Cut Diamonds. Take advantage of our diamond transparency to see the wholesale cost of your diamond! Look for the best value badge to find the best priced diamonds in the market. Mar 23, 2024 · Ritani has nearly 80,000 loose diamonds in its inventory. Ritani is owned by Cantor Ventures, who has affiliated with BCG Partners, Newmark, and GFI Group. It’s been in operation since 1945. Overall, Ritani is known to be a professional and decently respected company, with a history of sales and customer service.MARCH MADNESS: Save BIG on Wedding Bands and Diamonds now through Monday, 4/1Find your new favorite diamond jewelry at Ritani. Shop diamond jewelry earrings, diamond jewelry necklaces, bracelets, diamond jewelry rings and more. Ritani only uses the highest quality precious metals and gems to craft our jewelry to create the best diamond jewelry set just for you. Discover the best diamond jewelry for men and women.Ritani's diamond stud earrings are perfect for everyday wear as well as for life's special occasions. This classic jewelry staple will make a great gift for yourself or a loved one. Round-cut diamonds and princess-cut diamonds are the most popular choice for diamond studs - or choose a more unique yet sophisticated diamond shape like Asscher cut diamond studs or oval cut diamond …Cushion cut diamonds are one of the best-selling diamond shapes at Ritani. Often, customers who want to maximize sparkle will choose a higher quality cut, in lieu of a larger carat size. If you would like to make your cushion cut diamond appear larger, try putting it in a halo setting. The tiny diamonds surrounding your cushion cut will …With Ritani's Diamond Price Match Guarantee you can be confident you'll get the best price for a diamond. Tip: Tradition tells you to budget 2-3 months' salary for your ring. We say, just do you. Carat. Close. Carat is the measure of a diamond's weight and size. We offer an array of high-quality diamonds ranging from 0.18 to 25.00 carats- with ...4 Carat Round Cut Lab Grown Diamond. Cut with 58 facets — or 57, if there is no culet — the round shape was designed to produce as much sparkle as possible. As sparkle is what many people are looking for when they buy a lab grown diamond, round cuts are immensely popular. To get the most sparkle out of your 4 carat round cut lab grown ... Lab Diamonds: On the lab-created front, Ritani’s diamonds are graded by a range of laboratories: GI, GIA, IGI, GCAL, and DF. Excluding DF, which isn’t internationally recognized, the other labs are well-regarded in the industry. That said, the reliability of a certificate is only one part of the puzzle. The actual quality of the diamonds in ... For an elongated cushion-cut diamond, choose a length-to-width ratio of 1.06 to 1.10. All Ritani lab-grown diamonds are certified by International Gemological Institute, (IGI) the most respected independent lab diamond grading laboratory. If you need help selecting a cushion-cut lab grown diamond, contact us at 1-888-9RITANI or … Lab Diamonds: On the lab-created front, Ritani’s diamonds are graded by a range of laboratories: GI, GIA, IGI, GCAL, and DF. Excluding DF, which isn’t internationally recognized, the other labs are well-regarded in the industry. That said, the reliability of a certificate is only one part of the puzzle. The actual quality of the diamonds in ... May 4, 2022 · Piedmont Park is a romantic oasis in the heart of the city. And best of all, the park is free, so you can ball out on an amazing meal afterward. At night, the city lights reflect beautifully on the water. With 185 acres, there are plenty of places to pop the question, but the gazebo at the center of the lake may be one of our …Engagement rings can be made out of platinum or gold. Gold can be mixed with various metals to produce different colors such as white gold or rose gold. Gold rings also come in different purities. 18 karat gold is 75% gold and 14 karat gold is about 58% gold. Shop our beautiful collection of Cushion Cut Solitaire Engagement Rings.May 24, 2023 · Ritani also has a military discount, though many companies also offer this. Their military discount is 1.5% off the purchase, which is a little skimpy in my opinion. It's about the same cost to buy at Blue Nile with a bank wire discount. Kay Jewelers and Zales actually give 10% off for their military discount. Ritani has an A+ rating with Better Business Bureau and a total of a mere 5 consumer complaints. Ritani has nearly 80,000 loose diamonds in its inventory. Ritani is owned by …Ritani was founded in 1999 by Harout Aghjayan (the brother of another jewerlry designer, Vatche Aghjayan) and Brian Watkins, the former executive at Blue Nile. Watkins helped Ritani became the strong contender of omni-channel jeweler we see today. In mid-2016, Watkins stepped down as the president for personal reasons.Shannan M., Ritani Preview Specialist, North Hills Tower, Raleigh, NC 27609 - By Private Appointment Only. 4242 Six Forks Rd Suite 1550, Raleigh, NC 27609, USA. Select Store. Ritani. MARCH MADNESS: Save BIG on Wedding Bands and Diamonds now through Monday, 4/1. MY STORE > WHY RITANI. Ritani Difference. Our Services . Frequently Asked ... Compare. Ritani 1RZ1325 Surprise Diamond Beaded... From: $830.00. Compare Rings. Display: All. The Ritani Endless Love Collection offers a striking choice of engagement rings, perfect for symbolizing a couple’s love for one another. Every ring is designed to offer the bride-to-be sparkle, elegance and stunning beauty. 4 days ago · Ritani and James Allen are both known for their high-quality products and services. Both appear to have navigated e-commerce with a nod to the conventional shopping experiences that people may still crave. The match between Ritani and James Allen is a tight one. However, we feel James Allen has a little …Ritani offers custom-made diamond engagement rings, wedding rings, and jewelry for men and women. Shop by shape, design, or lab-grown diamonds and get a free preview before you buy.Ritani, a leading designer of engagement rings and fine jewelry, is the first jewelry brand where diamonds and engagement rings can either be purchased onlin...Ritani, White Plains, New York. 1,088,982 likes · 31 talking about this. Only Ritani lets you design an engagement ring online, then preview it at your local jewelry store before deciding to buy.Browse a variety of Ritani rings with classic style, flawless quality, and intricate detail. Find your perfect ring from diverse collections featuring micro-pave, halo, solitaire, and more.Ritani Specialist @ Middleton MA 01949. Middleton, MA 01949, US. Select Store. Make an appointment to view engagement rings, diamonds and jewelry near you. Check out our locations in Westchester or use our store locator to find a Ritani location near you.Ritani offers custom-made diamond engagement rings, wedding rings, and jewelry for men and women. Shop by shape, design, or lab-grown diamonds and get a free preview before you buy.Delve into the pristine elegance of Ritani's Princess-Cut Lab-Grown Diamonds, aligning contemporary style with eco-friendly practices. Distinguished by their transparency and the best value badge, these diamonds are perfect for creating princess-cut, sustainable engagement rings that dazzle with ethics and value. . Price. Carat. Color. Clarity. Let Us Help you Build Your Ring. Schedule a consultation with us today and let us help you design the ring of your dreams. There is a $150.00 non-refundable fee we charge for custom renderings. If you choose to move forward with your ring - this $150.00 will be credited toward your purchase. CHAT WITH A CONSULTANT TODAY. Discover Ritani's Radiant-Cut Lab-Grown Diamonds, showcasing modern elegance with a commitment to eco-consciousness. Each diamond, celebrated for its transparency and awarded the best value badge, is perfect for crafting radiant, sustainable engagement rings that shine with integrity and value. Price.With Ritani's Diamond Price Match Guarantee you can be confident you'll get the best price for a diamond. Tip: Tradition tells you to budget 2-3 months' salary for your ring. We say, just do you. Carat. Close. Carat is the measure of a diamond's weight and size. We offer an array of high-quality diamonds ranging from 0.18 to 25.00 …Ailsa M., Ritani Preview Specialist, Seattle, WA 98109 - By Private Appointment Only. 1700 Westlake Ave N #200, Seattle, WA 98109, USA. Select Store. Make an appointment to view engagement rings, diamonds and jewelry near you. Check out our locations in California or use our store locator to find a Ritani location near you.Ritani, White Plains, New York. 1,088,982 likes · 31 talking about this. Only Ritani lets you design an engagement ring online, then preview it at your local jewelry store before deciding to buy.Ritani Specialist @ Middleton MA 01949. Middleton, MA 01949, US. Select Store. Make an appointment to view engagement rings, diamonds and jewelry near you. Check out our locations in Westchester or use our store locator to find a Ritani location near you. Ritani Reserve Diamonds are an exclusive selection of diamonds that have the best cut which offers maximum sparkle. They reflect the most light, maximum brilliance, fire, and scintillation. Colored Diamonds. At Ritani, we take pride in offering an exquisite collection of colored diamonds that exude both elegance and uniqueness. Our commitment to providing the finest gemstones in the market is unwavering, and colored diamonds are no exception. These captivating diamonds are a result of nature's artistry, …The staff at Ritani are the best! I have worked with two different consultants on different purchases and each of them were exceptional. The entire process was 1st class. I have recommended Ritani to my friends for exceptional service and value for their diamond purchases. Date of experience: April 20, 2020With Ritani's Diamond Price Match Guarantee you can be confident you'll get the best price for a diamond. Tip: Tradition tells you to budget 2-3 months' salary for your ring. We say, just do you. Carat. Carat is the measure of a diamond's weight and size. We offer an array of high-quality diamonds ranging from 0.18 to 25.00 carats- with 1.00 ...Don't hesitate- Ritani is the best! I worked at a fine jewelry store for 2.5 years, and we had an amazing experience working with Ritani from the professional side. When it came time to custom design my ring, Ritani was the only company for me. The experience was extremely easy, responsive, and professional. Jaclyn could not have been more helpful! Compare. Ritani 1RZ1325 Surprise Diamond Beaded... From: $830.00. Compare Rings. Display: All. The Ritani Endless Love Collection offers a striking choice of engagement rings, perfect for symbolizing a couple’s love for one another. Every ring is designed to offer the bride-to-be sparkle, elegance and stunning beauty. With Ritani's Diamond Price Match Guarantee you can be confident you'll get the best price for a diamond. Tip: Tradition tells you to budget 2-3 months' salary for your ring. We say, just do you. Carat. Close. Carat is the measure of a diamond's weight and size. We offer an array of high-quality diamonds ranging from 0.18 to 25.00 …With Ritani's Diamond Price Match Guarantee you can be confident you'll get the best price for a diamond. Tip: Tradition tells you to budget 2-3 months' salary for your ring. We say, just do you. Color. A diamond’s color grade actually measures how little color it reflects. To strike the best balance between cost and beauty, go for …Ritani. MARCH MADNESS: Save BIG on Wedding Bands and Diamonds now through Monday, 4/1. MY STORE > WHY RITANI. Ritani Difference. Our Services . Frequently Asked Questions. CONTACT US. Call. Email. Chat. USA/USD > Diamonds. Find Your Diamond. Start with a Diamond. Start with a Lab Diamond ... GIA and AGS Certified Loose Diamonds. Ritani proudly offers an extensive selection of GIA and AGS Certified loose diamonds in ten shapes, numerous carat weights, and other variables to suit a range of preferences and budgets, ensuring you will find your ideal diamond. Before you begin diamond shopping, make sure you know about the 4Cs of diamonds. Ritani offers a custom design service for engagement rings, where you can choose your diamond, shape, setting, metal and style. You can also chat with a consultant, shop by shape, or find affordable rings and diamond inspiration.Ritani, White Plains, New York. 1,088,982 likes · 31 talking about this. Only Ritani lets you design an engagement ring online, then preview it at your local jewelry store before deciding to buy.Aug 17, 2022 · This design is inspired by Art Deco love for straight lines and geometrical shapes. The 9-carat princess cut diamond is surrounded by a delicate halo of micropavé rounds. The architectural gallery of this jewel hides four bezel-set diamonds. Delicate milgrain accents give this ring the final vintage touch.With Ritani's Diamond Price Match Guarantee you can be confident you'll get the best price for a diamond. Tip: Tradition tells you to budget 2-3 months' salary for your ring. We say, just do you. Carat. Close. Carat is the measure of a diamond's weight and size. We offer an array of high-quality diamonds ranging from 0.18 to 25.00 carats- with ... Ailsa M., Ritani Preview Specialist, Seattle, WA 98109 - By Private Appointment Only. 1700 Westlake Ave N #200, Seattle, WA 98109, USA. Select Store. Make an appointment to view engagement rings, diamonds and jewelry near you. Check out our locations in California or use our store locator to find a Ritani location near you. 4 Carat Round Cut Lab Grown Diamond. Cut with 58 facets — or 57, if there is no culet — the round shape was designed to produce as much sparkle as possible. As sparkle is what many people are looking for when they buy a lab grown diamond, round cuts are immensely popular. To get the most sparkle out of your 4 carat round cut lab grown ...Ritani offers a wide range of engagement ring settings with pave and micropave techniques, crafted by masterful bench jewelers in New York. They also have a 'clicks and bricks' … Lab Created Diamonds. Lab-created diamonds offer the same sparkle and brilliance as natural diamonds, but at a fraction of the cost. Discover round-cut lab diamonds, oval-cut lab diamonds, and more. Save 5% on your lab diamond purchase when you spend $1,500 or more - use code LAB5 at checkout. START WITH A LAB DIAMOND START WITH A SETTING. Ritani Specialist @ Middleton MA 01949. Middleton, MA 01949, US. Select Store. Make an appointment to view engagement rings, diamonds and jewelry near you. Check out our locations in Westchester or use our store locator to find a Ritani location near you. While Blue Nile offers a huge selection of diamonds from wholesalers all over the world at a low price. Blue Nile has a Price Match Guarantee, where they’ll match the price if you find a comparable diamond elsewhere for a lower price. Compare Ritani with Blue Nile, side-by-side. Read on for an in-depth look, including ratings, reviews, pros ... All Ritani lab grown diamonds are certified. Most of our lab grown diamonds are certified by IGI, the most respected independent lab diamond grading labaratory. If you need help selecting your 3 Carat Ideal Cut Lab Grown Diamonds, reach out to us at 1-888-9RITANI or chat now.With Ritani's Diamond Price Match Guarantee you can be confident you'll get the best price for a diamond. Tip: Tradition tells you to budget 2-3 months' salary for your ring. We say, just do you. Carat. Close. Carat is the measure of a diamond's weight and size. We offer an array of high-quality diamonds ranging from 0.18 to 25.00 … A Emerald Cut Lab Grown Diamond can cost anywhere between $140 and $31,000 depending on the 4 cs. The median price is $1,400. Discover the stunning beauty of Emerald Cut Lab Grown Diamonds at Ritani. Browse our exquisite collection and enjoy wholesale pricing and a lifetime warranty. Let Us Help you Build Your Ring. Schedule a consultation with us today and let us help you design the ring of your dreams. There is a $150.00 non-refundable fee we charge for custom renderings. If you choose to move forward with your ring - this $150.00 will be credited toward your purchase. CHAT WITH A CONSULTANT TODAY.Stephanie P., Ritani Preview Specialist, Hicksville, NY 11801 - By Private Appointment Only. 100 Duffy Ave Suite 510, Hicksville, NY 11801, USA. Select Store. Make an appointment to view engagement rings, diamonds and jewelry near you. Check out our locations in Philadelphia or use our store locator to find a Ritani location near you.Blue Nile. Over 22,000 lab-grown loose diamonds to choose from, priced from $900 to $33,000+. Wide range of diamond settings for engagement rings. Small selection of lab-grown diamond earrings, bracelets, and necklaces beyond engagement rings. Free shipping on all orders in the US, including complimentary overnight on orders … Ritani is a jewelry company based in New York. History [ edit ] In 2012, Chief investor Cantor Fitzgerald invested $15 million in Ritani, following the Julius Klein Group selling their stake in the company. At Ritani, we like to provide complete transparency on our process, pricing and the fact that we have your best interest at heart. Many of the diamonds on our site are a part of our exclusive inventory. However, some of the diamonds listed are from third-party vendors who sell their diamonds on our site as well as other diamond and engagement ... Mar 24, 2024 · Ritani. Brilliant Earth. Loose reference diamond. $519 to $1251 ( link) $1,100 to $1,890 ( link) 1-carat (tw) martini stud earrings. $1,356 ( link) $1,490 ( link) Ritani and Brilliant Earth prices for a 1 ct loose lab-grown diamond and a pair of 1-carat diamond martini stud earrings collected at the time of writing.Angelika A., Ritani Preview Specialist, Middleton, MA 01949 - By Private Appointment Only. 35 Village Rd Suite 100, Middleton, MA 01949, USA. Select Store. Make an appointment to view engagement rings, diamonds and jewelry near you. Check out our locations in the Bronx or use our store locator to find a Ritani location near you.Ritani's diamond stud earrings are perfect for everyday wear as well as for life's special occasions. This classic jewelry staple will make a great gift for yourself or a loved one. Round-cut diamonds and princess-cut diamonds are the most popular choice for diamond studs - or choose a more unique yet sophisticated diamond shape like Asscher cut …Sep 20, 2022 · Lab diamonds can cost 30-50% less than natural diamonds of comparable size and quality. Considering that a lot more work and natural resources go into delivering that organic diamond to your doorstep than the lab-created one, it’s not all that surprising. One of the most important differentiators between a lab-grown diamond and an organic ...The price of the Ritani diamond was $6250 and the price of the Whiteflash diamond was $6175. And once we chose our diamonds, we began comparing them and noticed some big differences. For starters, Whiteflash provided a bigger discount to their customers – and the discount was nearly $300.Ritani Customer Reviews. 3 Barker Avenue White Plains, NY 10601. 1.888.9RITANI (1.888.974.8264) The engagement ring company that’ll do anything for love. Contact Us. About Ritani. Our Services . Diamond Inventory. Ritani Reviews. Refer a Friend. Free In-Store Preview. Financing & Split Payments .Ritani offers free shipping and returns, as well as free engraving services. To add a personalized engraving, call us at 1-888-9RITANI or chat now. Related Searches. Diamond Engagement Rings 1 Carat Diamond Rings 2 Carat Diamond Rings 3 Carat Diamond Rings. 3 Barker Avenue White Plains, NY 10601.James Allen is leading online jewelry with top quality, conflict free diamonds to create the perfect engagement ring and unforgettable wedding ring. Enjoy free shipping, lifetime warranty, and hassle-free returns.Ritani offers custom-made diamond engagement rings, wedding rings, and jewelry for men and women. Shop by shape, design, or lab-grown diamonds and get a free preview before you buy. Ritani. MARCH MADNESS: Save BIG on Wedding Bands and Diamonds now through Monday, 4/1. MY STORE > WHY RITANI. Ritani Difference. Our Services . Frequently Asked ... MARCH MADNESS: Save BIG on Wedding Bands and Diamonds now through Monday, 4/1With Ritani's Diamond Price Match Guarantee you can be confident you'll get the best price for a diamond. Tip: Tradition tells you to budget 2-3 months' salary for your ring. We say, just do you. Carat. Close. Carat is the measure of a diamond's weight and size. We offer an array of high-quality diamonds ranging from 0.18 to 25.00 … Ritani creates handcrafted custom engagement rings, as well as offering certified and ethically sourced loose diamonds, wedding rings and other gemstone jewelry. Every diamond purchase, whether loose or set, comes with a certification document from either the AGS or GIA. These are the two most respected diamond grading labs in the world. With a brilliant, 58-facet pattern, distinctive curves, and single point, the pear is a hybrid of the round and marquise styles. This elongated diamond shape tends to look larger than it actually is. With pear-shaped diamonds making up 2.2% of all Ritani diamonds sold, they are an unusual and eye-catching shape.
Let Us Help you Build Your Ring. Schedule a consultation with us today and let us help you design the ring of your dreams. There is a $150.00 non-refundable fee we charge for custom renderings. If you choose to move forward with your ring - this $150.00 will be credited toward your purchase. CHAT WITH A CONSULTANT TODAY.. What goes around comes around store
With Ritani's Diamond Price Match Guarantee you can be confident you'll get the best price for a diamond. Tip: Tradition tells you to budget 2-3 months' salary for your ring. We say, just do you. Carat. Close. Carat is the measure of a diamond's weight and size. We offer an array of high-quality diamonds ranging from 0.18 to 25.00 carats- with ...Ritani is a name that's usually associated with ring designers like Tiffany or Cartier. They were first and foremost known as a ring setting designer and have deals with various online retailers including Whiteflash. However, in 2012 after Brian Watkins (ex Blue Nile CEO) took over Ritani, they began to also sell loose diamonds.Ritani carries both earth-grown and lab-grown elongated cushion-cut diamonds. Make sure to always view HD imagery of your diamond before making a purchase. If it's not listed, you can request imagery from our customer service team. 3 Barker Avenue White Plains, NY 10601. 1.888.9RITANI (1.888.974.8264)The price of precious metals are constantly fluctuating. However, platinum rings are usually made of 90-95% platinum, while gold rings are typically made of only 75% gold (for 18 karat gold) or less. Therefore, platinum rings are typically more expensive than gold rings. Shop our beautiful collection of Platinum Emerald Cut Solitaire Engagement ...MARCH MADNESS: Save BIG on Wedding Bands and Diamonds now through Monday, 4/1A 2.6-carat lab-grown diamond is a wise choice because they are difficult to distinguish from a 3-carat lab-grown diamond, saving you hundreds or even thousands of dollars. Ritani has a large selection of lab-grown diamonds in the 2.6-carat range in a variety of shapes. Round cut lab-grown diamonds are the most …For an elongated cushion-cut diamond, choose a length-to-width ratio of 1.06 to 1.10. All Ritani lab-grown diamonds are certified by International Gemological Institute, (IGI) the most respected independent lab diamond grading laboratory. If you need help selecting a cushion-cut lab grown diamond, contact us at 1-888-9RITANI or [email protected] days ago · Ritani and James Allen are both known for their high-quality products and services. Both appear to have navigated e-commerce with a nod to the conventional shopping experiences that people may still crave. The match between Ritani and James Allen is a tight one. However, we feel James Allen has a little …Delve into the pristine elegance of Ritani's Princess-Cut Lab-Grown Diamonds, aligning contemporary style with eco-friendly practices. Distinguished by their transparency and the best value badge, these diamonds are perfect for creating princess-cut, sustainable engagement rings that dazzle with ethics and value. . Price. Carat. Color. Clarity.A Asscher Cut Diamond can cost anywhere between $610 and $260,000 depending on the 4 cs. The median price is $2,900. Discover the timeless elegance of Asscher cut diamonds at Ritani. Shop our handpicked collection of exquisite diamonds and enjoy free shipping & returns. Shop now!Browse our collection of floral engagement rings, vine engagement rings, and more. Choose an earth-grown diamond center stone for a truly natural ring, or browse our collection of over 50,000 lab-grown diamonds to find the perfect one. If you need help choosing the right diamond, call us at 1-888-9RITANI or chat now.The faint yellow in K or L graded diamonds is balanced by a yellow gold setting. Setting your two-carat emerald cut diamond in a French-set halo adds sparkle, while a solitaire setting brings contemporary influences. Choose a unique 2 Carat Emerald Cut Diamond to make your Ritani engagement ring one-of-a-kind. See all …With Ritani's Diamond Price Match Guarantee you can be confident you'll get the best price for a diamond. Tip: Tradition tells you to budget 2-3 months' salary for your ring. We say, just do you. Carat. Close. Carat is the measure of a diamond's weight and size. We offer an array of high-quality diamonds ranging from 0.18 to 25.00 …There are a number of Ritani collections; "Ritani Masterwork", "Ritani Endless Love", "Ritani Modern", "Ritani Andare", "Ritani Bella Vita" and "Ritani Romantique". The exquisite …Everyone at Ritani is amazing, but I worked through most of the process with Silvia who is phenomenal! They helped me more than I could've imagined, kept my wife from finding out about the upgrade, and always answered their phone within 2 …With Ritani's Diamond Price Match Guarantee you can be confident you'll get the best price for a diamond. Tip: Tradition tells you to budget 2-3 months' salary for your ring. We say, just do you. Carat. Close. Carat is the measure of a diamond's weight and size. We offer an array of high-quality diamonds ranging from 0.18 to 25.00 carats- with ...For an elongated cushion-cut diamond, choose a length-to-width ratio of 1.06 to 1.10. All Ritani lab-grown diamonds are certified by International Gemological Institute, (IGI) the most respected independent lab diamond grading laboratory. If you need help selecting a cushion-cut lab grown diamond, contact us at 1-888-9RITANI or ….