GIA Certified 3.31 Carat Oval Alexandrite and Diamond Three-Stone Platinum & 18K
Located in Chicago, IL
GIA Certified 3.31 Carat Oval Alexandrite and Diamond Three-Stone Platinum & 18K Gold Ring This exquisite three-stone ring centers on a GIA-certified natural oval-cut alexandrite we...
Alexandrite, Diamond, Platinum
GIA Certified 5.54 Carat NO OIL Zambian VIVID GREEN Emerald and Diamond Ring
Located in Chicago, IL
An exceptional emerald and diamond ring centered by a 5.54 carat natural emerald, accompanied by a GIA Emerald Origin Report (Report No. 2507306568). The oval emerald is confirmed a...
Diamond, Emerald, Platinum
GRS 10.29 Carat COLOMBIAN Minor Oil diamond Bombé Cluster Ring
Located in Chicago, IL
Exquisite Platinum Colombian Emerald & Diamond Bombé Cluster Ring Discover timeless elegance with this exceptional emerald and diamond ring. At its heart lies a captivating 10.29-ca...
Diamond, White Diamond, Emerald, Platinum
GIA Certified 13 Carat Emerald Diamond Platinum Ring
Located in Chicago, IL
Indulge in timeless elegance with this breathtaking ring, featuring a substantial 13-carat oval sgape emerald , certified by GIA. —this gem boasts a gorgeous intense green hue with r...
Diamond, White Diamond, Emerald, Platinum
GIA ertified 8.31 Carat Minor Oil Emerad Diamond Cocktail Ring
Located in Chicago, IL
Minor oil emerald, certified by GRS as minor oil treated. With a total carat weight of 8.31 carats, the emerald is beautifully cut in an oval shape, showcasing its captivating vivid ...
Diamond, Emerald, Platinum
GIA Certified 5.26 Carat Intense Vivid Green Diamond Platinum Ring
Located in Chicago, IL
Indulge in timeless elegance with this breathtaking ring, featuring a substantial 5.26-carat cushion-cut intense green certified by GIA. this gem boasts a gorgeous royal green hue wi...
Diamond, White Diamond, Emerald, Platinum
GIA Certified 8.40 Alexandrite Diamond Platinum Ring
By Antinori Fine Jewels
Located in Chicago, IL
This exquisite engagement ring is a remarkable showcase of craftsmanship and unique gemstone selection, featuring a total weight of 8.71 ct. Crafted in platinum, a metal known for it...
Alexandrite, Diamond, Platinum
GIA 10 Carat Color Change Alexandrite Oval and White Diamond Ring in Platinum
Located in Los Angeles, CA
Gorgeous 10.31 ct. color change alexandrite oval with 2.5 ct. good quality white diamond baguettes. Handmade in platinum. Ring size 7. Comes with GIA certificate.
Alexandrite, White Diamond, Platinum
7.75ct Alexandrite Diamond Gold Ring, GIA Certified
Located in Beverly Hills, CA
A large and impressive alexandrite, weighing 7.75 carats takes center stage! It is shaped as a cushion and is certified by the GIA as natural with color-change as the stone moves fro...
Alexandrite, Diamond, Gold, 18k Gold, White Gold
9.27 Carat Natural Alexandrite and Diamond Ring
Located in New York, NY
A beautiful and large 9.27 carat Natural and Genuine Alexandrite accented with two bullet-shaped diamonds, weighing approximately 0.70 carats total...
Alexandrite, Diamond, Platinum
1.54 Carat Cushion Alexandrite GIA and OEC Diamond Platinum Statement Ring
Located in Montreal, QC
Simply Beautiful! Elegant and finely detailed Double Halo Platinum Ring. Centering a securely nestled Hand set, 1.54 Carat Cushion Alexandrite. Yellowish Green changing to Brownish Y...
Alexandrite, Diamond, Platinum
4.04 Carat Cushion Alexandrite and Diamond Ring in 14K White Gold
Located in Chicago, IL
This piece comes directly from the vault of Atlantic Diamond Company—a family-run fine jewelry house with nearly 50 years of history serving elite collectors, retailers, and dealers across the country. As the founder shifts focus to new ventures, he’s releasing a final selection of investment-grade gemstone and diamond pieces—offered exclusively to 1stDibs buyers at exceptional, below-market prices. This is not a liquidation or sale—it’s a one-time opportunity to acquire legacy-level jewelry at true insider value. Each piece is final; once sold, it will not be restocked. Your Alexandrite search is over. The 4.04 carat Alexandrite is one of the most important gems in our collection. It's BGL certified and cushion. It exhibits a brilliant olive green body...
Diamond, Alexandrite, 14k Gold, White Gold
