Bow Moissanite Diamond Earrings with 925 Sterling Silver Moissanite 925 Sterling Silver Earrings 925 Sterling Silver Moissanite Stud Earrings Princess Moissanite Black Moissanite Earrings Stud with 925 Sterling Silver. 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). Style: Minimalist Material: 925 sterling silver, Moissanite, Platinum plated, 18K gold plated, 18K rose gold plated Color grade: D Clarity grade: VVS1 Care: 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: Total: 0. 45 carat Weight: 0. 1 oz (3 g)