Style: Modern Material: 925 Sterling Silver, Platinum-Plated, Opal, Zircon. 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. Gemstone Origin: Australia Product Measurements: 5: Circumference 2 in 6: Circumference 2.1 in 7: Circumference 2.2 in 8: Circumference 2.3 in 9: Circumference 2.4 in 10: Circumference 2.44 in Weight: 0.07 oz (2.35 g)
