Bidspirit auction | London Blue Topaz and Diamond

London Blue Topaz and Diamond Halo Pendant - 14K Yellow Gold Genuine London Blue Topaz Earth-Mined, Natural Diamonds This 14 karat yellow gold pendant features a 1.10 carat, oval-cut, genuine London Blue Topaz that is prong-set with.18 carats total weigh round, brilliant-cut, H-I color, I1 clarity diamonds in the halo and solid bail.