https://www.optimumdiamonds.com/welcome daily 1.0 2023-01-04 https://images.squarespace-cdn.com/content/v1/5a2734608dd041c789ab9834/1512671100020-TVLUBJRHHAEA3IM59MKM/0.47+Fancy+Deep+Bluish+Green.jpg Welcome https://images.squarespace-cdn.com/content/v1/5a2734608dd041c789ab9834/1512588714837-MW4970JL8F5CXG28J7U5/optimum-diamonds.jpg Welcome https://www.optimumdiamonds.com/contact daily 0.75 2015-11-25 https://www.optimumdiamonds.com/our-story daily 0.75 2018-02-13 https://images.squarespace-cdn.com/content/v1/5a2734608dd041c789ab9834/1512676800543-5PN4PMBUSP8V3DLLTR94/3.88+Fancy+Vivid+Green.jpg Our Story - Elite Collection of Natural Fancy Color Diamonds to be Showcased in Green Diamonds Visitors to the Natural History Museum of Los Angeles (NHMLA) will have a rare opportunity to see some of the world’s most coveted natural fancy color diamonds at Green Diamonds: Natural Radiance, opening on December 9, 2017. New York-based Optimum Diamonds LLC, one of the world's elite houses for rare and exotic natural fancy color diamonds, will have on display a portion of its comprehensive collection of natural green diamonds for this exhibit. Read more here... https://images.squarespace-cdn.com/content/v1/5a2734608dd041c789ab9834/1512671619027-DVI1MVSMJOJZ7QLDCVYN/optimum-rings.jpg Our Story https://images.squarespace-cdn.com/content/v1/5a2734608dd041c789ab9834/1512589791214-ALXWS7K358FHRKCDYM55/optimum-diamonds-three-stones.jpg Our Story https://www.optimumdiamonds.com/find-us daily 0.75 2023-01-04 https://www.optimumdiamonds.com/collections daily 0.75 2023-01-04 https://images.squarespace-cdn.com/content/v1/5a2734608dd041c789ab9834/1512675928223-66NZW6P232ATTPT54B69/Gamma-Green-Collection.jpg Jewels - The Gamma Green Collection Brought together over 20 years, the Optimum Gamma Green Collection is a group of 50 of the most rare and prestigious natural green diamonds in the world. https://images.squarespace-cdn.com/content/v1/5a2734608dd041c789ab9834/1512674172270-6T5IQ8CNPNCMNG2DB7RE/light-of-erasmus-ring.jpg Jewels - The Light of Erasmus Ring An extremely rare Fancy Vivid Greenish-Blue round diamond set in a platinum designer floral setting. This jewel conjures radiance and the natural beauty of the Caribbean. It also has a letter of rarity from the GIA. https://images.squarespace-cdn.com/content/v1/5a2734608dd041c789ab9834/1512675572401-WXM65ICPEX65G5VO6TC9/2.11+fancy+red+%28Arglye+Everglow%29+Radiant+VS2+3.jpg Jewels - The Argyle Everglow 2.11 carat polished radiant cut diamond, known as The Argyle Everglow™ https://images.squarespace-cdn.com/content/v1/5a2734608dd041c789ab9834/1512674920307-081N0WNEG1WJCLTCVRJS/18357-0230_light+%281%29.jpg Jewels - Argyle Liberté The 0.91 carat radiant known as the Argyle Liberté™ is a remarkable gem from the Argyle mine in Western Australia, part of the 2017 Argyle Pink Diamond Tender. https://www.optimumdiamonds.com/events daily 0.75 2023-01-04 https://images.squarespace-cdn.com/content/v1/5a2734608dd041c789ab9834/1512607226675-PQPAL4ZENM0F5M71ZYMF/4.17ct-Vivid-Yellowish-Green.jpg Events https://images.squarespace-cdn.com/content/v1/5a2734608dd041c789ab9834/1512607344629-WFNH1LBR9G6157OQGHIT/1.01+Vivid+Yellowish+Green+Diamond.jpg Events https://images.squarespace-cdn.com/content/v1/5a2734608dd041c789ab9834/1512607523099-Q9S81E94ZMTM348VFJPT/1.51+Fancy+Vivid+Green.jpg Events https://images.squarespace-cdn.com/content/v1/5a2734608dd041c789ab9834/1512607524590-I3Q0KIEXVX1EGOELOQL2/1.62+Fancy+Vivid+Greenish+Blue.jpg+final.jpg Events https://www.optimumdiamonds.com/terms-of-service daily 0.75 2015-10-22 https://www.optimumdiamonds.com/privacy-policy daily 0.75 2015-10-22 https://www.optimumdiamonds.com/elite-collection daily 0.75 2018-02-13 https://images.squarespace-cdn.com/content/v1/5a2734608dd041c789ab9834/1518465608251-J6FWIJO4TXBM39M9XM8K/Argyle+Liberte%CC%81%E2%84%A2%2C+a+0.91+carat+radiant+shaped+Fancy+Deep+Gray-Violet+diamond.+PHOTO+Copyright+%C2%A9+2017+Argyle+Diamonds+Limited.jpg Elite Collection Argyle Liberté™, a 0.91 carat radiant shaped Fancy Deep Gray-Violet diamond. PHOTO: Copyright © 2017 Argyle Diamonds Limited https://images.squarespace-cdn.com/content/v1/5a2734608dd041c789ab9834/1518465752639-VJ0OJ0ZZS2OAJ207E5WO/image-asset.jpeg Elite Collection The Optimum Gamma Green Collection is a collection of the most rare and prestigious natural green diamonds in the world, with more than 50 stones in this collection accrued over 20 years. https://images.squarespace-cdn.com/content/v1/5a2734608dd041c789ab9834/1518465651225-W9DCY8E9IC14PH816ZXS/The+Argyle+Everglow%E2%84%A2%2C+a+2.11+carat+polished+radiant+cut+Fancy+Red+diamond.+PHOTO+Copyright+%C2%A9+2017+Argyle+Diamonds+Limited.jpg Elite Collection The Argyle Everglow™, a 2.11 carat polished radiant cut Fancy Red diamond. PHOTO: Copyright © 2017 Argyle Diamonds Limited https://www.optimumdiamonds.com/shop-online daily 0.75 2017-12-06