Gorgeous Vintage Inspired Tanzanite Ring Set►Made of 925 solid sterling silver with rhodium finish ►Accented with simulated diamonds (CZ)►Average band width: 1.7 mm►Sold as a setCenter Stone: Tanzanite Shape: Teardrop/ PearGem size: 7 x 9 mmCarat Weight: 1.7 ct. (approx.)Gemstone Creation: Simulated Hardness: 8 (Mohs scale)✓ 100% Nickel-Free✓ Hypoallergenic✓ Comfort Fit✓ Free Ring Box✓ Free USA Shipping