... and gold 3.ODM OEM is OK costume diamond necklace specification:1.color sliver and golden2.material :copper ... alloy,stone3.Size:avaliable 4.G.W:20G5.we can accept your design such as ... Sell:1) All kinds of jewelry are available ,like necklace, pendant, earring, ring, bracelet, brooch, etc.3) ... mounting or findings to match your own pearls, Tahitian pearl, Mabe, Akoy, etc.4) You can design ...