TOUS Hold Metal two-toned earrings in dark silver, silver vermeil, sterling silver and rose silver vermeil made up of small TOUS Basics earrings, one in dark silver and one in silver vermeil, hook closure. Earring size: 2.5 cm. Small silver Hold Metal bear pendant. Pendant size: 2.25 cm. Small rose silver vermeil Hold Metal heart pendant. Pendant size: 2.1 cm. Medium Hold rings, one in silver vermeil and one in rose silver vermeil, ring size: 2 cm. Small silver TOUS Basics pendant. Pendant size: 3 cm. Sterling silver plated with 18kt gold with a thickness of 3 to 5 microns and with no other metal between them. (Dark Silver: Sterling silver covered with a layer of ruthenium, a mineral that gives strength and shine.) Production techniques: Electroforming with internal core made from resin that acts as a base, as well as giving the piece both stability and durability.