Simple Rounded Ring 4mm Width Surgical Stainless Steel Gold 18KGP This is a round ring made of surgical stainless steel. A 4mm rounded ring with a mirror finish. The material is stainless steel with 18KGP, a special alloy that will not rust or corrode. Available sizes: approximately US sizes 7, 7.5, 8.5, 9, 10, 11, 12, 13, 14, and 15. Simple and understated, it can be worn in any situation to enjoy fashion! Purchase without comment is OK. The first person to purchase, even if they comment first, will be given priority! If you do not specify your desired size after purchase, we will ship size 13. Although this is an unused item, there may be fine scratches, scuffs, and black spots that occur during the manufacturing process. Please understand. Due to the low price, please refrain from purchasing if you are sensitive to these issues. If the product is returned due to an incorrect address provided by the buyer, a re-shipping fee of 300 yen will be charged. Please ensure that the address registered on Mercari is correct. Shipping will be via Yu-Yu Mercari Mail Yu-Packet Post Mini, which includes tracking and compensation. Returns due to the buyer's incorrect size selection are not accepted, so please confirm your size before purchasing. m(_ _)m