Intarsia necklace made of boulder opal, jade, chrysoprase and 14k gold. The boulder opal has a beautiful array of colored in a unique striated pattern. Pendant is just over 1.5 (41mm) inches in length and over 0.5 (16mm) inches in width. On an 20 inch 14k gold chain, but can be changed you for a 16 or 18 inch chain.