● Size: 50 (equivalent to size 10 in Japan) Inner diameter: 15.9 mm Circumference: 49 mm Official website value Used as a pinky ring. Used for about one season. There are some minor scratches from use, a small scratch near the surface engraving, and a linear scratch on the opposite side. Please refrain from purchasing if you are sensitive to minor scratches, scuffs, stains, or deterioration due to aging that may not be visible in the photos, or if you are concerned about a perfect condition. Instant purchase is OK. Please feel free to comment if you have any questions. I do not have a smoking or pet environment.