Gorgeous Minimalist Ruby Band ►Made of 925 solid sterling silver with rhodium finish ►Average band width: 2 mm►Half-eternity band ►Your sterling silver ring will not turn green itself and will not cause your skin to turn green.Gemstone type: RubyShape: Round (brilliant cut)Gem size: 1.7 mmCarat Weight: 0.45 ct. (approx.)Gemstone Creation: NaturalHardness: 9 (Mohs scale)✓ 100% Nickel-Free✓ Hypoallergenic✓ Comfort Fit✓ Free Ring Box✓ Free USA Shipping