EARLY 20TH CENTURY 14K YELLOW GOLD, PRECIOUS WHITE OPAL AND ENAMEL PIN/PENDANT. Opal oval cabochon weighing app. 30 ct. centered by eight smaller round opal cabochons, in cartouche shape setting with cobalt, red, and emerald color enamel - L: 2 3/4 in. Estimate $1,000-1,500