Unusual Black Opal Nugget Necklace
By George Brooks
Lightning Ridge, Australia
A single strand graduated necklace consisting of large tumbled nugget-form beads (polished by George Brooks) of natural black color opal with a brilliant blue play-of-color, weighing approximately 280.0 carats. Alternating with 18K yellow gold bead spacers it is completed with a custom-made clasp fabricated of an oval cabochon black opal with a flagstone pattern play-of-color, bezel-set in 18K yellow gold, signed Brooks, length 19 in.