Y-necklace with pavé diamond bars and an elegant pearl Cultured south sea pearl, 12.6mm Diamond, 0.29 tcw 18K white gold Length, about 16.5" with 2.5" extender Drop, about 2.75" Lobster clasp Made in UK. Fine Jewelry - Pearl Jewelry C > Yoko London > Saks Fifth Avenue > Barneys. Yoko London. Color: White Gold.