TOUS Sweet Dolls necklace made from 0.55-cm pearls with silver vermeil, rose silver vermeil and dark silver. Sizes: 1-1.2 cm. Necklace length: 42 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 technique: Electroforming with no core.