Picture style: Flat lay Style: Modern, minimalist Appearance: Minimalist design Material: 925 sterling silver, 18k platinum-plated, moissanite Craft: Polished Care: Avoid wearing during exercise, as sweat will react with the jewelry to produce silver chloride and copper sulfide. Imported Product measurements: 5: Circumference 2 in 6: Circumference 2.1 in 7: Circumference 2.2 in 8: Circumference 2.3 in 8.5: Circumference 2.3 in Moissanite: 2 carat Weight: 0.1 oz (2.7 g) Including: A matching box and bag. Every piece of jewelry containing a single moissanite over 0.3 carats comes with a certificate of authenticity and a limited warranty card with gemological research association (gra).