Tiffany & Co 18k Gold Opal Black Jade Inlay Checkerboard EarringsEst. $3,500-$5,000
14K Gold White Opal Line BraceletEst. $200-$800
Sterling Silver Mosaic Turtle With Black Onyx, Coral, Turquoise, Opal, Amethyst, Lapis, LarimarEst. $100-$10,000
14K Yellow Gold Opal Diamond Emerald Brooch 3.00 Ct Diamonds 2.00 Ct EmeraldsEst. $4,147-$5,391
VINTAGE OPAL PEACOCK BIRD BROOCH PINEst. $2,475-$3,630
2 Large 925 Labradorite & Green Opal RingsEst. $100-$200
Elegant 18k White Gold Opal Diamond Halo Ring US Size 8Est. $3,263-$4,241
TASAKI BLACK OPAL RINGEst. $4,725-$6,930
Opal & Diamond Pendant / Necklace 18Kt.Est. $2,888-$4,122
10K yellow gold dainty necklace with marquise opal and three small diamonds. 17 3/4"L x 5/8"WEst. $150-$250
Elegant 18K White Gold Opal 8.60 Ct Diamond RingEst. $1,807-$2,349
K18WG/PG FIRE OPAL DIAL BEE SAPPHIRE PENDANT NECKLACEEst. $3,525-$5,170
Kabana 14k Gold Opal Diamond Tourmaline RingEst. $1,500-$1,800
GIA Certified 2.72ctw Black Opal Platinum Cocktail Ring with DiamondsEst. $4,836-$6,286
Sterling Silver Opal Necklace & Earrings SetEst. $200-$400
AN EDWARDIAN 9CT GOLD AND OPAL NECKLACE. 3.3 grams. 42 cm long, pendant 3.75 cm x 1.25 cm.Est. £80-£120
Stunning 7.52ctw Natural Jelly Opal Platinum Ring with Diamond HaloEst. $3,406-$4,427
Pair of 18K Gold and Opal EarringsEst. $100-$200
Opal & Lapis Sterling Mens RingsEst. $80-$160
c1920s 14k Yellow Gold & Opal EarringsEst. $100-$200
BLACK OPAL FIVE STONE INLAY AND DIAMOND ACCENT BAND RINGEst. $1,425-$2,090
TRILLION CUT PINK SAPPHIRE W/ OPAL INLAY ACCENTS RINGEst. $1,200-$1,760
Vintage 14k White Gold Opal Diamond Sapphire Cocktail RingEst. $2,041-$2,653
Kabana 14k Gold Inlay Opal Amethyst Diamond RingEst. $1,000-$2,000