Cartier High Jewelry necklace in 18K rose gold with coral ... featuring marquise and square emerald-cut diamonds set in platinum. Tiffany & Co. necklace in yellow gold and platinum with ...

Eichberg, Inc. an 18k yellow gold with black rhodium “Estrella” ring featuring a 7.50-carat ... Ruben Bindra of B & B Fine Gems with a 6.49-carat square East African natural tsavorite garnet.

Gucci x Oura — This special edition smart ring has an 18-karat yellow gold interlocking Gucci “G” stamped into it, “framed by braided torchon detailing,” and looks more or less like what ...