This is a beautiful 6.55 carat black onyx necklace. The setting and chain are both made from 925 sterling silver.6.55 Carat Black Onyx Necklace$175.00PriceOut of StockProduct InfoGemstone: Onyx Gemstone Size: 16 mm x 12 mm Natural/Lab-Made: Natural Necklace Length: 18 inches Material: 925 Sterling Silver Shipping InfoThis item ships within 1-2 days of ordering