Beautiful Vintage Inspired North Star Black Onyx Ring►Metal type: 925 sterling silver►Average band width: 1.7 mmCenter Stone: Black OnyxShape: OvalGem size: 6.0 x 8.0 mmAverage Total Carat Weight: 1.7 ct. (approx.)Gemstone creation: Natural Hardness: 7 (Mohs scale)Accent stones: simulated diamonds (cz)►True to size.✓ Comfort Fit✓ Free Ring Box✓ Free USA Shipping✓ Ready to ship next business day