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
Sold2019An Opal & Diamond Ring.An Opal & Diamond Ring. 18 karat yellow gold freeform mounting contains one bezel set boulder brown opal which weighs approximately 9.60 carats. Surrounding the opal are six prong set round brilliantSee 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
Sold2021BOULDER OPAL AND DIAMOND MAGNIFYING GLASS PENDANTBOULDER OPAL AND DIAMOND MAGNIFYING GLASS PENDANT Consisting of two sliding pendants containing one freeform boulder opal measuring approximately 40.00 x 24.00 mm, 26 round brilliant cut diamonds weigSee Sold Price
Sold202318k Yellow Gold Freeform Opal Necklace14k yellow gold freeform pendant containing one freeform boulder opal, one oval cabochon doublet, four gemstones of various cuts and colors and one round brilliant cut diamond weighing approximately 0See 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
Sold2023Group of Silver and Gem-Set Jewelry ItemsGroup of Silver and Gem-Set Jewelry Itemsto include: a pendant with central freeform boulder opal, within an incised design, stamped Sterling and signed Kiowa (2.25 in.); a pendant centered on a roundSee Sold Price
Sold2022AN 18 CARAT GOLD BOULDER OPAL RINGAN 18 CARAT GOLD BOULDER OPAL RING, a round opal in a bezel setting to a tapering shank. Hallmarked Birmingham 1899, ring size O, 5.6 gramsSee 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
Sold20181.19 Carat Loose Australian Boulder OpalItem: NO RESERVE Australian Boulder Opal Loose Gemstone: Boulder Opal Carat Weight: 1.19 Size/Dimensions: 8.1 mm x 6.5 mm x 2.5 mm Shape: Oval / Origin: Koroit Opal Fields, Australia / Treatment: NSee Sold Price
Sold20182.34 Carat Loose Australian Boulder OpalItem: NO RESERVE Australian Boulder Opal Loose Gemstone: Boulder Opal Carat Weight: 2.34 Size/Dimensions: 10.4 mm x 8.2 mm x 3.9 mm Shape: Oval / Origin: Koroit Opal Fields, Australia / Treatment: NonSee Sold Price
Sold2015A Pair of Opal and 14 Karat Yellow Gold Earclips.A Pair of Opal and 14 Karat Yellow Gold Earclips. Earclips contain two white opals which total approximately 14.67 carats. Two black opals total approximately .94 carat. Three boulder brown opals totaSee Sold Price
Sold201810.74 ct Australian Boulder OpalTitle: 10.74 ct Australian Boulder Opal Gemstones: Boulder Opal Carat Weights: 10.74 Size/Dimensions: 26 mm x 12 mm x 4.5 mm Additional Information: Koroit Opal Fields Please note that this lot has aSee Sold Price
Sold201810.45 ct Australian Boulder OpalTitle: 10.45 ct Australian Boulder Opal Gemstones: Boulder Opal Carat Weights: 10.45 Size/Dimensions: 30.4 mm x 10.0 mm x 4.2 mm Additional Information: Koroit Opal Fields No Reserve: This lot startsSee Sold Price
Sold201822.9 ct Australian Boulder OpalTitle: 22.9 ct Australian Boulder Opal Gemstones: Boulder Opal Carat Weights: 22.9 Size/Dimensions: 30 mm x 14 mm x 6.6 mm Additional Information: Koroit Opal Fields No Reserve: This lot starts at $1See Sold Price
Sold2018Australian Boulder OpalReserve Reduced! Title: Australian Boulder Opal Gemstones: Boulder Opal Carat Weights: 12.3 Size/Dimensions: 33 mm x 10 mm x 3.6 mm Additional Information: Australian Koroit Opal Fields Reserve: $25.0See Sold Price
Sold20187.82 Australian Boulder OpalItem: 7.82 Australian Boulder Opal Gemstones: Boulder Opal Carat Weights: 7.82 Size/Dimensions: 16.2 mm x 13.1 mm x 4.8 mm No Reserve: This lot starts at $1 and has no reserve as a courtesy so that coSee Sold Price
Sold2018Australian Boulder OpalReserve Reduced! Title: Australian Boulder Opal Gemstones: Boulder Opal Carat Weights: 7.2 Size/Dimensions: 16.3 mm x 10.6 mm x 5.1 mm Additional Information: Australian Koroit Opal Fields Reserve: $1See Sold Price
Sold202337.38 ct Natural Boulder OpalNo Reserve! Title: 37.38 ct Natural Boulder Opal Color/Clarity: Brown / Opaque Gemstones: Boulder Opal Carat Weights: 37.38 Size/Dimensions: 32.80 x 18.70 x 8.50 Additional Information: Pear / AustralSee Sold Price
Sold2018Australian Boulder OpalReserve Reduced! Title: Australian Boulder Opal Gemstones: Boulder Opal Carat Weights: 4.3 Size/Dimensions: 17.7 mm x 12 mm x 3.1 mm Additional Information: Australian Koroit Opal Fields Reserve: $10.See Sold Price
Sold2018Koroit Boulder OpalItem: Koroit Boulder Opal Gemstones: Boulder Opal Carat Weights: 1.68 Size/Dimensions: 9 mm x 7 mm x 2.7 mm Additional Information: Koroit Opal Fields No Reserve: This lot starts at $1 and has no reseSee Sold Price
Sold202325.35 ct Natural Boulder OpalNo Reserve! Title: 25.35 ct Natural Boulder Opal Color/Clarity: Brown / Opaque Gemstones: Boulder Opal Carat Weights: 25.35 Size/Dimensions: 31.25 x 18.85 x 6.20 Additional Information: Pear / AustralSee Sold Price
Sold20183.55 ct Australian Boulder OpalItem: 3.55 ct Australian Boulder Opal Gemstones: Boulder Opal Carat Weights: 3.55 Size/Dimensions: 12.2 mm x 10.8 mm x 3.5 mm No Reserve: This lot starts at $1 and has no reserve as a courtesy so thatSee Sold Price
Sold201853.88 Australian Boulder OpalItem: 53.88 Australian Boulder Opal Gemstones: Boulder Opal Carat Weights: 53.88 Size/Dimensions: 38 mm x 25 mm x 8 mm No Reserve: This lot starts at $1 and has no reserve as a courtesy so that collecSee Sold Price
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3 days LeftTreasure of Gems & JewelryNatural Multi Color Flashing Boulder Opal 11.88 Ct. Free Form Cabochon Shape Gemstone From AustraliaUS$1
Jun 15Treasure of Gems & JewelryMulti Color Flashing Boulder Opal 3.49 Ct. Free Form Cabochon Natural Gemstone From AustraliaUS$1
Jun 15Treasure of Gems & JewelryMulti Color Flashing Boulder Opal 1.35 Ct. Natural Gemstone Free Form CabochonUS$1
Jun 08Treasure of Gems & JewelryNatural Opal Multi Color Flashing Boulder 2.68 Ct. Free Form Cabochon Gemstone From AustraliaUS$1
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