Jelly Opal and Diamond Ring. 18 karat yellow gold cluster ring consisting of 1 oval shaped cabochon jelly opal weighing 6.32 carats, the center stone is set with 2.03 carats of round brilliant cut and pear shape diamond diamonds. 1stdibs.com.
Erica Courtney opal ring, ht
Dreamtime Jewelry: Black Opal and diamond Ring
An Edwardian Platinum, Diamond and Black Opal Brooch, containing one oval black opal measuring approximately 21.10 x 14.42 x 3.82 mm within an intricate bow motif filigree surround containing numerous old European and round single cut diamonds weighing approximately 0.75 carat total, white gold pin fittings.
DREAMTIME - Opal Rings: Black Opal, Boulder Opal
What a STUNNER!!! An Exceptional Opal and Diamond Ring, 14K White Gold - Vintage
Opal Rings: Black Opal, Boulder Opal
Greek Key pattern style Diamond Emerald Turquoise Cocktail Ring | From a unique collection of vintage cocktail rings at http://www.1stdibs.com/jewelry/rings/cocktail-rings/
Black Opal Ring, Black Opal 4.210 ct Ruby 3.110 ct Diamond 0.316 ct K18WG
Opal Bracelet - Sterling Silver by Micky Roof for The Jewelbox in Ithaca, NY