The Lovery Purple Enamel Nugget Bead Necklace is in 14K Gold-Plated Sterling Silver. It features 22 purple enamel nugget beads. Each nugget bead measures 2 x 5 millimeters – 0.07 x 0.19 inch. This piece has an adjustable chain length of 16 to 18 inches with an easy to use lobster clasp.