14k white gold halo style london blue topaz and diamond charm pendant necklace. This necklace features one round cut london blue topaz encircled in a halo of round brilliant cut diamonds (.04 ct tw), and set into a 14k white gold mounting. This london blue topaz can be worn alone, or additional gemstone charms pendants can be added easily to the same chain. Additional charm pendants sold separately. The pendant is suspended from a 16 inch white gold chain.