Onyx diamond and yellow gold cocktail ring by Trio circa 1990. *
GEMSTONES: black onyx.
DIAMONDS: twenty-two round brilliant-cut diamonds totaling approximately 1.25 carat, approximately G-H color, VS clarity.
METAL: 18-karat yellow gold.
WEIGHT: 19.6 grams.
RING SIZE: approximately 7.
HALLMARKS: maker’s mark for Trio.
MEASUREMENTS: approximately 1” ( 2.50 cm) wide vertical to the fingernail and 15/16” (2.30 cm) wide across the finger.
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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