A no less than spectacular black opal, modeled in a slight egg shape and glowing with a hypnotic palette of electric confetti - blue, green, red and orange - is elegantly presented between sparkling flares of pear shape and marquise diamonds in this super
This amazing gemmy black opal must be seen to be believed! The mesmerizing, elongated oval, black opal and diamond ring is ablaze with the rare and coveted prominent colors of fiery red and orange, with secondary f
Tiffany & Co. A majestic black opal glistens with a litteral rainbow of color in this Tiffany & Co. This highly-desirable gem is set in a fine foliate platinum mounting amongst carats of diamond accents.
A high-cabochon Mexican opal, weighing carats, looks as though it came from another planet! Luminous swirls of kaleidoscopic colors float inside a veritable crystal ball - a holograph on your finger! The magic opal is embraced on each side by sparkl