Michael Bondanza Diamond Emerald Onyx Gold Swan Brooch

Michael Bondanza emerald diamonds black onyx yellow gold and platinum swan brooch circa 1990. 

SPECIFICATIONS:

DIAMONDS:  twenty-eight round brilliant-cut diamonds totaling approximately 0.50 carat, approximately G color, VS clarity.

GEMSTONE:  one teardrop-shaped cabochon emerald set in the eye.

OTHER GEMSTONES:  eleven half-round buff-top black onyx.

METAL:  platinum and 18-karat yellow gold inlaid with black onyx.

WEIGHT:  29.3 grams.

HALLMARKS:  maker’s marks for Michael Bondanza.

MEASUREMENTS:  approximately 3” (7.60 cm) long and 1-5/8” (4.10 cm) wide overall.

CONDITION:  high magnification photographs show considerable design details, and that the item is in exceptionally good condition, all consistent with age and wear.

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