Long TOUS Nocturne earrings in silver vermeil and dark silver with 0.18 ct mix color single-cut diamonds and Ø3-3.5 mm. pearl. Push back. Motif size: 0.95-0.8-1.15 cm. Earring length: 9.7 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. (Dark Silver: Sterling silver covered with a layer of ruthenium, a mineral that gives strength and shine.)