New, Unused Approximately 10mm Inner diameter 16 As these are natural stones, please understand that there may be minor scratches or chips before purchasing. Please note that the color may differ slightly from the actual product due to lighting conditions. If you have any concerns, I can add more photos or retake them, so please feel free to comment. Please make your purchase after you are satisfied. For those who love natural stones, thank you! Please understand that there may be slight measurement errors when using calipers. ※ For bulk purchases of natural stones: 2 items: 200 yen off 3 items: 400 yen off 4 items: 600 yen off 5 items: 800 yen off Amethyst Quartz Amethyst Quartz Bracelet Natural Stone Natural Stone Bracelet