Sold2022Boulder Opal, Diamond, Gold Ring.Boulder Opal, Diamond, Gold Ring. Featuring one triangular shaped boulder opal measuring approximately 20 x 14 mm, accented by eight single-cut diamonds weighing a total of approximately 0.15 cttw., sSee Sold Price
Sold2023Art Nouveau Yowah Australian Boulder Opal Diamond 14K Gold StickpinThis is an antique Art Nouveau 14K gold stickpin featuring a fine Yowah Australian boulder opal cabochon and two Old European cut diamonds. The diamonds are I clarity and HI color. It is 2 1/2" long aSee Sold Price
Sold2021Boulder Opal Diamond Yellow Gold PendantBoulder Opal Diamond Yellow Gold Pendant: Weight: 4.8dwt. Length: 19" serpentine chain with spring ring closure stamped: 14k mom and a yellow gold 30x18mm handmade pendant (unstamped: test 14k) holdinSee Sold Price
Sold202418K Yellow Gold, Boulder Opal, & Diamond PendantIncludes one (1) 18K Yellow Gold Boulder Opal and Diamond Enhancer Style Pendant with 18K Yellow Gold 16 ?? Square Foxtail Chain. The pendant consists of one freeform shaped boulder opal and fifteen fSee Sold Price
Sold202314K White Gold Boulder Opal Diamond Ring14K white gold ring, brightly polished, featuring centered prong set boulder opal cabochon, weighing approx. 2.65 carats, further adorned with 6 prong set round brilliant cut diamonds weighing a totalSee Sold Price
Sold2022Beautiful 14k Gold, Diamonds, Boulder Opal & Tanzanite PendantBeautiful drop pendant in 14k yellow gold set with 6 round brilliant cut natural white diamonds, boulder opal and a single teardrop shaped Tanzanite gemstone. Weight = 3g. Size = 3/4"See Sold Price
Sold2019A 14 Karat Yellow Gold, Boulder Opal and Diamond Ring,A 14 Karat Yellow Gold, Boulder Opal and Diamond Ring, containing one freeform boulder opal measuring approximately 36.00 x 25.80 mm and 126 round brilliant cut diamonds weighing approximately 1.25 caSee Sold Price
Sold2018Boulder opal, diamond and 18k yellow and white goldBoulder opal, diamond and 18k yellow and white gold ring Featuring (1) irregular shaped boulder opal, measuring approximately 22 X 11.3 X 4.5 mm, accented by (2) pear-cut and (6) full-cut diamonds, weSee Sold Price
Sold2018*A Yellow Gold, Boulder Opal and Diamond Pendant withA Yellow Gold, Boulder Opal and Diamond Pendant with Chain, containing one oval cabochon cut boulder opal measuring approximately 16.43 x 10.73 x 4.48 mm and three round brilliant cut diamonds weighinSee Sold Price
Sold202114.40ct Boulder Opal Diamond Freeform Ring SZ 814.40ct Boulder Opal Diamond Freeform Ring, set in 18k Gold with 2/0.064 1 VS2 Diamonds. 17.7g, approximately 1.3125 x 1 x 0.5625 in.See Sold Price
Sold2018D. Egbert boulder opal, diamond, cultured pearl and 18kD. Egbert boulder opal, diamond, cultured pearl and 18k yellow gold necklace Featuring (1) irregular boulder opal, measuring approximately 23 X 18 mm, flanked by (10) full-cut diamonds, weighing a totSee Sold Price
Sold202118k Yellow Gold 12.17ct. Boulder Opal Y Diamond Bangle18k Yellow Gold 12.17ct. Boulder Opal Bangle 62.5g. Inside measurement 5.5 in., cuff break 1in. ALL CREDIT CARDS WILL BE MANUALLY VERIFIED PRIOR TO SHIPMENT.See Sold Price
Sold202120ct Boulder Opal, 1.20ctw Diamond & Emerald 14K Ring20.00ct Boulder Opal, 1.20ctw Diamond & Emerald Solid 14K Yellow Gold Ring W/Onyx Accents - This lovely ring is made of solid 14k yellow gold and boasts an approximately 20.00ct boulder opal. The ringSee Sold Price
Sold2018Four semi-precious, stone, diamond, gold & silver ringsin 22k and 14k gold, and sterling silver; including amethyst, agate, boulder opal; approximate gross weight of gold: 22 grams; 4 round brilliant-cut diamonds weighing in total approximately: 0.07ct; sSee Sold Price
Sold2021Vintage 18k Gold Earrings w/ Boulder Opals And DiamondsThis set of (2) earrings contain 2 boulder opals, 2 (1/16 carat) diamonds, and an additional 40 very tiny diamonds total. The weight is 12 grams and dimensions are 20mm X 30mm. Winner shall receive thSee Sold Price
Sold2022GRIMA: BOULDER OPAL AND DIAMOND DRESS RING, 1977GRIMA: BOULDER OPAL AND DIAMOND DRESS RING, 1977 The oval boulder opal in a pierced mount of textured wire with brilliant-cut diamond accents, mounted in 18 carat gold, signed Grima, workshop mark HJCSee Sold Price
Sold202019.50ct Boulder Opal, 1.15ctw Diamond 14K Ring19.50ct Boulder Opal, 1.15ctw SI1-SI2/G-H Diamond Solid 14K Yellow Gold Ring W/Blue Sapphire Accents - This lovely ring is made of solid 14k yellow gold and boasts an approximately 19.50ct inset bouldSee Sold Price
Sold2023Boulder Opal and Diamond RingOpal and Diamond Ring. This 18 karat yellow gold ring features a 13.93 carat, polished freeform beautiful genuine boulder opal that is bezel-set in a frame of .75 carats round, brilliant-cut, G-See Sold Price
Sold2022Opal & Diamond 14K Gold Ring,rich blue-green cabochon boulder opal with nice fire play, surrounded by 20 round diamonds totlaing 1 carat, high grade, 14K yellow gold, with appraisal of $2,850.00, currently size 7 3/4.See Sold Price
Sold2021BOULDER OPAL AND DIAMOND RINGBOULDER OPAL AND DIAMOND RING Containing one freeform boulder opal measuring approximately 24.00 x 11.40 mm and three round brilliant cut diamonds. Mounted in yellow gold. Ring size 6 3/4. Stamp: 750.See Sold Price
Sold202422K & 14K Gold Artist Signed Boulder Opal Pearl EarringsHandmade and artist signed 22K and 14K yellow gold drop earrings, with mabe pear, diamond, boulder opal, tourmaline and freshwater pearl drop.Measures: 2.25inch x 0.50 inchesHallmark: RC, 22K, 14KGrosSee Sold Price
Sold2023GIA 5.51 G BOULDER OPAL PENDANT NECKLACE W/PAPERSGIA certified 5.51 G boulder opal pendant hung on an 18K yellow gold black diamond beaded necklace. Center stone set in a white + yellow metal pendant w/numerous near colorless round brilliants. MeasuSee Sold Price
Sold2024BUNDA "Hollywood" Opal Pendant with Box and PaperworkOpal Pendant made with 18K Gold. The Boulder Opal from Queensland is predomantly blue and green color. The Chain is makred BUNDA 750 - The Ring is 750 White Gold and Diamonds. Opeal Weight is 31.50 CtSee Sold Price
Sold202018k Gold Opal and Diamond Enhancer/Pendantboulder opal measures16.84 mm x 10 mm x 1 mm pendant is 1 1/2" long, 9.5 dwt grossSee Sold Price
Thomas Hirchak CompanyDanny Romero 14K Yellow Gold, Stone and Diamond Inlaid Cross Pendant Necklace$17(10 bids)
23 hrs LeftRago Arts and Auction CenterMarianne Hunter, 'A Woman Stands for Peace' boulder opal and gold necklace$900(1 bid)