Gorgeous Vintage Inspired Aquamarine Ring ►Made of solid 925 sterling silver ►Average band width: 2.3 mm►Halo size: 9.9mm x 8.3mm Center Stone: AquamarineShape: EmeraldMeasurements: 4.0 x 6.0 mmCarat Weight: 0.7 ct. (approx.)Gemstone creation: NaturalHardness: 8 (Mohs scale)Accent stones: Simulated Diamonds (CZ)✓ 100% Nickel-Free✓ Hypoallergenic✓ Comfort Fit✓ Free Ring Box✓ Free USA Shipping