Details Sunset-Inspired Signet Ring Ring is 12 x 4 mm Stone is 8 x 10mm Ring weighs 8.78 grams Available in US ring sizes 5, 6, 7, & 8 Part of the Night Swim Collection Materials Made from plated brass and Natural Aventurine stone Plating is waterproof and tarnish free 14K plated brass and Rhodium plated silver with E-Coating Plated high polish 14K Gold or Rhodium for maximum shine Ring is 100% nickel-free and cadmium-free