Aurezzo's Monaco is all about layers — crisp gold, shimmering diamonds, and rich emerald stones stacked in harmony. It’s bold but wearable, making it a lasting favorite.And yes, as per Aurezzo's standard, it's 100% waterproof and hypoallergenic for worry-free wear. Size 5 (US) Inside Circumference: 1.94 in / 49.3 mm UK Size: J 1/2 Size 6 (US) Inside Circumference: 2.04 in / 51.9 mm UK Size: L 1/2 Size 7 (US) Inside Circumference: 2.14 in / 54.4 mm UK Size: N 1/2 Size 8 (US) Inside Circumference: 2.24 in / 57.0 mm UK Size: P 1/2 Size 9 (US) Inside Circumference: 2.34 in / 59.5 mm UK Size: R 1/2 Composition: Ethically sourced s925 Sterling Silver & 18k Yellow Gold. High Quality AAAAA Diamond Simulants. Water, Sweat, and Heat Resistant. (No discoloration, No Tarnishing). Hypoallergenic & Skin-Friendly. Comes in an eco-friendly package.