1 Carat Moissanite Earrings with 925 Sterling Silver 1 Carat Moissanite Solitaire Bezel Pendant Necklace in Sterling Silver 925 Sterling Silve Wedding Moissanite Necklace Moissanite Necklace for Jewelryroom.com READY TO SHIP ! (CERTIFICATE REPORT) READY TO SHIP. Includes: A matching box. No certificate of authenticity and limited warranty card with gemological research association (GRA), because a single moissanite has fewer carats (less than 0. 3 carats). Material: 925 sterling silver, Rhodium plated, Moissanite Care instructions: Avoid wearing during exercise, as sweat will react with the jewelry to produce silver chloride and copper sulfide, which causes the jewelry to deteriorate and corrode over time. Imported Product measurements: Chain length: 16 in Extension chain length: 2 in Total: 1 carat Weight: 0. 1 oz (2. 7 g)