No. 524 Thank you for viewing! [Product Details] Color: Silver Size: Length 8mm, Width 1.2cm, Post 0.5mm Post material: S925 This material is resistant to discoloration from sweat and water and is less likely to cause allergies. This is a non-branded product. We will do our best to accommodate your requests, so please feel free to comment! We have other products as well, so we hope you will take a look!