Centering on a large oval cabochon crystal opal from Ethiopia, weighing approximately 18.63 carats...
A unique and novel design created by a Sydney goldsmith: the spider brooch is formed from a...
Coober Pedy, South Australia This lovely specimen displays all the right gem-quality characteristics...
Banten, Java, Indonesia Having a rich black and brown body color, with some brown and pink to the...
Virgin Valley, Humboldt County, Nevada Virgin Valley opals are predominantly limb casts embedded in...
Opal Butte, Oregon Smooth polished to reveal the milky white and orange opalization in the brown...
Opal Butte, Oregon Similar to the previous lot but having an even larger area of luminescent, milky...
Yowah, Queensland, Australia Most likely cut from the same rough, each with rich, dark ironstone...
Lightning Ridge, New South Wales, Australia Suitable for mounting as earrings, this is a pair of...
Lightning Ridge, New South Wales, Australia Each oval cabochon, a solid black opal with a rolling...
Yowah, Queensland, Australia Each of oval outline, with brown-ochre matrix, having a vibrant seam of...
Australia Each oval cabochon is contour polished to reveal a thick seam of opalization on a brown...
Ethiopia Each comprised of multiple polished beads of crystal opal having a transparent or light...
Andes Mountains, Peru This elegant, elongated pair of drop-shaped cabochons have been carved from...
Each composed of a cluster of polished moonstone drops, having excellent blue adularescence...
Tanzania Each of pear-shaped outline, having excellent blue adularescence, suitable for mounting as...
Two circular cabochons, weighing 3.18 and 4.04 carats and each measuring 9.0mm in diameter...
Each composed of an oval cabochon trapiche emerald of rich bluish-green, prong set, mounted in 18K...
Brazil A well-matched pair of oval cabochons, each having a bright, golden yellow hue and strong...
Andes Mountains, Peru Carved in Idar-Oberstein, Germany by Hermann Grimm Each centering on a...
Andes Mountains, Peru Comprising twenty-seven free-form tumbled pink opal beads, graduated in size...
Yukon Territories, Canada A rich yellow nugget having great three-dimensionality and a buttery...
Jalisco, Mexico Contour polished in such a way that successive layers or bands of color inherent in...
Yemen Bloodshote Iolite is a mixed gemstone of purplish-blue colored Iolite and red-colored...
Lightning Ridge, New South Wales, Australia A beautiful opal either by night or day, the present...
Kerman Province, Iran Demantoid garnet is one of the most valuable members of the garnet...
Burma A large and beautifully, polished circular cabochon of moonstone. It possesses a distinct and...
Lightning Ridge, New South Wales, Australia This is a large, thick and spectacular rectangular...
Sri Lanka Polished as an oval cabochon with a high dome, this sapphire of classic Sri Lankan...
Gympie, Queensland, Australia Weighing well over an ounce, this pretty specimen has value well...
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