Sold2024Multi Color Opal 32.72 Ct. Flashing Boulder Free Form Cabochon Natural GemstoneProduct ID: 818727179 / Product Name: Natural Opal / Weight: 32.72 CT. / Size: 28 x 23 x 6 MM. / Shape: Free Form Cabochon / Color: Multi-Color / Clarity:Opaque / Luster: Iridescent / Gems Origin: QueSee Sold Price
Sold2024Multi Color Opal Boulder 2.03 Ct. Flashing Free Form Cabochon Natural GemstoneProduct ID: 818724044 / Product Name: Natural Opal / Weight: 2.03 CT. / Size: 9.7 x 9.6 x 2.7 MM. / Shape: Free Form Cabochon / Color: Multi-Color / Clarity:Opaque / Luster: Iridescent / Gems Origin:See Sold Price
Sold2024Multi Color Flashing Boulder Opal 19.53 Ct. Free Form Cabochon 26 x 21 Mm. Natural GemstoneProduct ID: 818727174 / Product Name: Natural Opal / Weight: 19.53 CT. / Size: 26 x 21 x 4 MM. / Shape: Free Form Cabochon / Color: Multi-Color / Clarity:Opaque / Luster: Iridescent / Gems Origin: QueSee Sold Price
Sold2024Matrix Boulder Opal 14.10 Ct. Oval Cabochon Shape 17.3 x 13.6 Mm. Natural Gemstone UnheatedProduct ID: 818723095 Product Name: Natural Opal Weight: 14.10 CT. Size: 17.3 x 13.6 x 7 MM. Shape: Free Form Cabochon Color: Multi-Color Clarity:Opaque Luster: Strong Iridescent Gems Origin: AustraliSee Sold Price
Sold2023GIT Certified Natural Boulder Opal 4.28 Cts White Color with play Of Color EffectProduct Type: Natural Boulder Opal Product Code: O0013 Piece(s): 1 Weight: 4.28 Carats Color: White With Play Of Color Effect Clarity: Opaque with natural inclusions. Shape: Rectangular Cushion Size:See Sold Price
Sold2023GIT Certified Natural Boulder Opal 1.73 Cts Black with play Of Color EffectProduct Type: Natural Boulder Opal Product Code: O0016 Piece(s): 1 Weight: 1.73 Carats Color: Black with Play Of Color Effect Clarity: Opaque with natural inclusions. Shape: Triangular polished Size:See Sold Price
Sold202270.44 ct Natural Boulder OpalNo Reserve! Title: 70.44 ct Natural Boulder Opal Color/Clarity: Opaque Gemstones: Gemstones Carat Weights: 70.44 Size/Dimensions: 45.05 x 30.45 x 6.00 Additional Information: Oval - Australia ShippingSee 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
Sold201985.55 ct Natural Boulder OpalNo Reserve! Title: 85.55 ct Natural Boulder Opal Color/Clarity: Opaque Gemstones: Gemstones Carat Weights: 85.55 Size/Dimensions: 39.55 x 31.85 x 6.50 Additional Information: Oval - Australia ShippiSee Sold Price
4 days LeftThousand Planet Auction HouseA Gleaming Koroit Boulder Opal Cabochon, Contemporary Australian Gemstone$5
4 days LeftThousand Planet Auction HouseA Gleaming Koroit Boulder Opal Cabochon, Contemporary Australian Gemstone$5
May 18Treasure of Gems & JewelryNatural Multi Color Flashing Boulder Opal 31.58 Ct. Free Form Cabochon Shape 37 x 23 Mm. Gemstone$1
2 days LeftTreasure of Gems & JewelryNatural Multi Color Opal Flashing Boulder 19.77 Ct. Free Form Cabochon Gemstone From Australia$1
2 days LeftTreasure of Gems & JewelryNatural Multi Color Flashing Boulder Opal 7.20 Ct. Gemstone Unheated From Australia$1
4 days LeftThousand Planet Auction HouseA Trio of Natural Koroit Boulder Opals, 87Ct, Direct from Queensland Mines$5
4 days LeftThousand Planet Auction HouseA Trio of Natural Koroit Boulder Opals, 99Ct, Direct from Queensland Mines$5
6 days LeftRipley AuctionsEstate 14k yellow gold openwork freeform floral earrings with boulder opal and diamond accents. 1"H$50(1 bid)
2 days LeftTreasure of Gems & JewelryNatural Multi Color Opal Boulder 20.99 Ct. Swan Carving Size 31 x 22 Mm. Gemstone From Australia$1
4 days LeftThousand Planet Auction HouseA Collection of Australian Boulder Opal Rub Rough Specimens, Direct from Winton Mine$5
4 days LeftThousand Planet Auction HouseA Collection of Australian Boulder Opal Rub Rough Specimens, Direct from Winton Mine$5