* An 18 Karat White Gold, Black Opal and Diamond Ring, Michael Youssoufian, in a bypass design setting, containing one oval cabochon cut black opal measuring approximately 15.40 x 12.50 mm, two marquise shape diamonds weighing approximately 0.46 carat total and numerous pave set round brilliant cut diamonds weighing approximately 1.73 carats total. Stamp: 750 D173 D046 1000 (maker's mark for Michael Youssoufian). 7.10 dwts. Estimate $ 4,000-6,000
Ring Size: 6 3/4 All stones present and securely set, minimal signs of wear to the polished gold surfaces of the shank.
Gem Characteristics (graded in setting) Opal The opal exhibits very fine play-of-color. No visible crazing are observable under 10X magnification. The depth of the opal is approximately 8.46 mm.
Diamonds Color: E-H. Clarity: VVS2-VS2 Condition: no obvious wear at 10X.
An 18 Karat White Gold, Black Opal and Diamond Ring, Michael Youssoufian, 7.10 dwts.