Inner diameter: 17-17.5 cm ⚠️ Natural stone There may be chips, scratches, black spots, dents, grain, and variations in the size of the stones, which are characteristic of natural stones. ⚠️ This is a collector's item, so the size has not been adjusted and is in the same condition as when purchased. ⚠️ Please note that there will always be differences between the actual colors and those in the photos, as they are taken by an amateur. Please purchase only if you agree with the price and other conditions. #PowerStone #NaturalStone #Bracelet