TOUS Chokers choker in 0.2 cm black leather with rose silver vermeil clasps. Length: 40 cm. Sterling silver plated with 18kt gold with a thickness of 3 to 5 microns and with no other metal between them. Production technique: Mechanized. Quality Certificate: 925 sterling silver plated with 18kt gold. To ensure your TOUS jewelry always sparkles like new, we offer a free cleaning and maintenance service for all our jewelry.