Moissanite Flower Shape Ring

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: Modern Material: 925 Sterling Silver, Platinum-Plated, 18K Gold-Plated, Rose Gold-Plated, Moissanite Total: 0.65 Carat Weight: 0.12 oz (3.3g) 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 Estimated delivery is about 10 business days.   Product measurements: Size 5: Circumference 2 in Size 6: Circumference 2.1 in Size 7: Circumference 2.2 in Size 8: Circumference 2.3 in Size 9: Circumference 2.4 in