White Gold Tanzanite and Diamond Pendant Necklace

18KT White Gold and Diamond Necklace Featuring a circular design of pavé set diamonds Sitting within a floral cluster of round and o...

Ruby and Diamond Pendant-Necklace Of flower design, centering a single-cut diamond, accented by rubies, completed by a white gold chain. Rubie...

Platinum and Diamond Pendant Necklace The kite-shaped pendant of openwork design, centering a round white diamond weighing approximately 3/8 carats, accented by numerous round accen...

Gold and Diamond Collar Necklace Featuring a single, centered diamond Measuring 7 inches, 14KT

Oval Blue 7.00 carat tanzanite with a halo of round brilliant cut diamonds set in 18k white gold on a 18 inch long chain. Created and crafted in the Peter Suchy Workshop. 1 oval ca...

Round blue tanzanite in a swirl design with 28 round accent diamonds set in 14k white gold. 18 inch long chain. 1 round blue tanzanite, approx. .70cts 28 round diamonds, I I approx...

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. Inspired by vintage styles, this gorgeous brightly polished 18 karat white gold teardrop pendant features one pear cabochon smooth finish sugar loaf tanzanite prong set it the center displaying...

Tanzanite and diamond pendant necklace. AGL certified oval 1.29cts Tanzanite gemstone in a simple four prong 14k white gold setting with an accent diamond above. 15.5 inch chain. Cra...