18-karat solid gold. Five, round bezel-set diamond stations. Cable chain necklace. 0.23 total diamond carat weight*. *All gemstone carat weights (ct. t.w.) are approximate; variance may be 0.05 carat. Interior of jewelry piece includes signature synthetic ruby detail. Necklace, 16"L; 2" extender with lobster clasp. Lobster clasp.