It is a natural gemstone ring with a calm and simple mood, featuring a soft moonstone that stands out with its subtle glow, reflecting off the surface like gentle moonlight. Natural Moonstone Stone size 7mm Size US 6/6.5/7/8.5 *The ring is sized according to US measurements. Please refer to the last photo for the AU/INT ring size chart. 18k Gold Vermeil 925 Sterling Silver Made by Soli Studio in Seoul, Korea