TOUS Minne two-toned ring in dark silver with oval medallion in silver vermeil and Ø1.3-mm braided thread bevel and curb chain. Medallion size: 1.9 cm. Sterling silver plated with 18kt gold, with a minimum thickness of 3 to 5 microns, with no other material between them. (Dark Silver: Sterling silver covered with a layer of ruthenium, a mineral that gives strength and shine.) Production technique: Stamping.