Pharoah Orange Sponge Coral and Golden Bronze RingExude royalty with this dazzling Pharoah Orange Sponge Coral and Bronze Ring. Genuine Orange Sponge Coral and Bronze craftsmanship is combined to perfection: the Coral is . 6" wide and . 4" in length, set in a Bronze Bezel and accented with bronze cut outs all finished by hand with pride! Sponge coral, also known as sea sponge coral or bamboo coral, is an organic gemstone formed from the skeletal remains of marine coral polyps. It typically has a