Heart shape ring blue crystal all size available No MOQ request, mix order available ... of producing high range of jewelry, such as charms jewelry, crystal & cubic zirconia jewelry, micro setting jewelry, etc. And ... many kinds of material. such as sterling silver, copper, alloy, pearl, opal, gemstone, and so on. About 10 years OEM & ... , MOQ for stainless steel 100 pcs/style. Wholesale blue crystal ring