Lady’s 14k Yellow Gold Tourmaline & Ruby Crab Necklace Consign Now DeptJewelrySizeLength 19 in. Lady’s 14k yellow gold necklace with five crab charms, made of ten “wave” links that are joined by “seagull” connectors. Each crab set with a bezel set tourmaline and two ruby eyes. Length 19 in. Please note that this auction has ended. Click here for an overview of this auction.