TOUS Nocturne double 1/2 Earring in silver vermeil with 0.12 ct mix color single-cut diamonds and Ø2 mm. pearl. Push back. Size of bear/moon: 0.7 cm. Chain Length: 9 cm. Vermeil is a layer of 18kt gold on sterling silver with a minimum thickness of 2.5 microns, with no other material between them.