... it is 925 sterling silver findings and we have different sizes in stock always. we have all kinds of silver spring ring ... from size 5mm to size 8mm in stock always. There is NO MOQ requirement. There is stamping of 925 ... is welcome and acceptable. If customer like, the silver findings can be made into 9K, 10K, 14K, ... items customer wants to order. 8mm 925 sterling silver spring ring