Fine 15mm-12mm White and Gold South Sea and Tahitian Pearl Lariat Necklace, 18k Gold Bead Accents Consign Now DeptJewelrySize12mm-15mm Overall Length 22 in. Fine 15mm-12mm White and Gold South Sea and Tahitian Pearl Lariat Necklace, with 18k Gold Bead Accents and 14k yellow gold and diamond clasp Overall Length 22 in. Please note that this auction has ended. Click here for an overview of this auction.