Sphene (Titanite) Exotic Gemstone Ring 4.05 Carats, Flashy & Fragile & Rare

A gemmy apple green cabochon of certified natural, untreated Burmese jadeite is prong-set into a sleek platinum mounting and accompanied on both sides with a trio of fiery white diam...

This Retro era certified untreated jadeite jade and diamond ring is whimsical, sculptural, stylish, and fun. Not to mention glamorous. Crafted in 14K white g...

Traveling between "apple green" and "imperial green" depending on the light, this absolutely magnificent GIA certified natural and untreated Burmese jadeite jade stone is of extraordinary quality. The fine grain and rich, even, emerald-green tone make this stone incredibly rare and impressive. The solid 18K white gold mounting was made by hand just for this ring and features 8 clean, white (G/H/I) .05 carat baguette diamonds on each shoulder. The jade is encircled by an additional 24 round brilliant diamonds, each approximately .02 carats. Making the total diamond weight about 1.25 carats. The jade itself is huge and impressive: a double cabochon (something lapidary artists reserve for the finest jade specimens...

A lush apple-green half-cylinder of natural and untreated Burmese jadeite jade is the bright and impressive focal point of this 18K white gold circa 1990s -though never worn- jade sa...

This mesmerizing 3.12 carat oval sphene ring dazzles with vibrant rainbow flashes and is perfectly accented by natural earth-mined diamonds. Set in solid 14k gold, this statement rin...

Make a bold impression with this 3.3 carat sphene statement ring, glowing with fiery brilliance. Set in solid 14K real gold, it features earth-mined diamond accents in marquise and r...

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. This unique halo cocktail ring features a oval cut green sapphire weighing 5.04carat. This green sapphire takes center stage in a 14k White Gold setting. Its gem source is Sri Lanka; its transparency and luster are excellent. A total of 92 mixed cut diamonds frame this center stone sapphire...

Bi Colour Green Yellow Australian Sapphire & Diamond Platinum Halo Ring. Unique 2.31 carat Australian sapphire with a stunning yellow green bi colour effect. Rare and unique stone. ...