Victorian opal and diamond cluster
An 18 carat cluster ring circa 1880, set with a vibrant Australian cabochon opal within a surround of old-cut diamonds. The opal weighs 2.60 carats and the total diamond content is approximately 1.45 carats. The ring is size M [US 6] and can be sized and the head of the ring measures 3/4 of an inch by 2/3 of an inch. A solid, immaculate ring.