Necklace with pink pastel and aventurine dust Murano glass small lentil beads on goldNecklace with pink pastel (opaque) and aventurine dust Murano glass small lentil 'smartie' beads (14mm wide) on 22 Carat gold vermeil beads (5mm wide) and toggle clasp. Customers opt for a 16 inch (41cm), 18 inch (46cm) or 20 inch (51cm) length. Most teenagers and adults wear an 18 inch length. Vermeil is a high quality form of gold plating in which a thick layer of gold (this must be more than 2. 5 microns and between 14 Carat and 22 Carat) is coated