Elegant silver ring with round black stone. This polished silver-toned ring with a flat black stone is the embodiment of elegant minimalism. Made of 316L stainless steel, the ring is durable, waterproof, and hypoallergic. The solid ring is comfortable to wear and doesn't cause any irritation even after long periods of use. The clean outlook and classic combination of silver and black guarantee that this ring is the perfect accessory for any outfit, day or night. Anti-allergic Water-resistant - doesn't lose color Metal: 316L stainless steel Stone: Black enamel Stone size: 0.61" x 0.60" / 15.5mm x 15.2mm Weight: 8.7g Ring size chart Diameter (inside) Circumference (inside) Size mm inch mm inch UK US 14.8 0.58 46.5 1.83 H 4 15.70 0.62 49.3 1.94 J 5 16.51 0.65 51.9 2.04 L 6 17.32 0.68 54.4 2.14 N 7 18.14 0.71 57.0 2.24 P 8 18.95 0.75 59.5 2.34 R 9 19.76 0.78 62.1 2.44 T 10 20.57 0.81 64.6 2.54 W 11 21.39 0.84 67.2 2.65 X 12 22.20 0.87 69.7 2.75 Z 13 23.01 0.91 72.3 2.85 Z2 14