Featuring a black opal cabochon pendant, set in 18K yellow gold, completed with an opal bead necklace, with a rich play of color, showing splendor and mystique, resembling lightning in a rainbow, it flashes its brilliance and claims notice by all who witness its phenomenal “fire”; the two opals in the pendant weigh a total of approximately 10.00 carats; necklace length 14 inches, pendant measures 1-3/4 x 1 inches; weight 16.6 g.