Gorgeous Paraiba Tourmaline Ring ►Made of solid sterling silver with rhodium finish (925) ►Accented With Simulated Diamonds (CZ) ►Average band width: 2 mm Center Stone: Paraiba Tourmaline Color: Turquoise Shape: Oval Measurements: 7.0 x 9.0 mm Carat Weight: 1.8 ct. (approx.) Gemstone creation: lab-grown Hardness: 7-7.5 (Mohs scale) ✓ 100% Nickel-Free ✓ Hypoallergenic ✓ Comfort Fit ✓ Free Ring Box ✓ Free USA Shipping Silver Tourmaline Ring With Accent Stones, Paraiba Tourmaline Ring Engagement, Blue Green Tourmaline Engagement Ring, Paraiba Tourmaline Engagement Ring Inspiration, Mint Green Paraiba Tourmaline, Paraiba Tourmaline Ring, Engagement Ring On Hand, Matching Ring Set, Paraiba Tourmaline