Large TOUS Nocturne hoop earrings in silver vermeil with 0.35 ct mix color single-cut diamonds and Ø7-7.5 mm. pearl. Push back. Size of bear: 0.8 cm. Hoop: Ø6 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.