25CTW Mixed Color Gemstone Necklace in 18K Yellow Gold

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 necklace is a dramatic strand of 131 multi color...

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. A gorgeous diamond necklace...

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 ...

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. The 0.85 carat Cushion Cut Red Ruby Necklace...

Multi color gemstone link necklace. Approximately 23.00 carats of well matched and blended square cut natural gemstones of different rich colors. 19 blue topaz, 19 amethysts, 17 gree...

Multi Color Natural Gemstone Necklace. Metal Type: 14K 585 Yellow Gold Total Item Weight: 32 Grams Necklace Length: 18 Inch. 1: Stone: Natural Multi-color Gemstone Stone Weight: 30 ...

Designer: custom Material: 14K yellow gold Dimensions: necklace measures 30-inches long Weight: 11.01 grams

Material: 14k yellow gold Gemstone: blue topaz, amethyst, citrine Dimensions: necklace is 30-inches in length Weight: 8.77 grams