South Sea Tahitian Pearls Lariat Necklace Consign Now DeptJewelrySize7.5mm x 13mm Length 25 in. 7.5mm x 13mm South Sea Tahitian Pearls Lariat Necklace, soft shades of grey and black, 18k white gold spacers and 14k white gold clasp Length 25 in. Please note that this auction has ended. Click here for an overview of this auction.