Opal Cabochon Rock Stone Lapidary SpecimenCol. Christie Hatman Auctioneers4.4(471)See Sold Price32 Lots Away
Natural Multi Color Opal 2.94 Ct. Oval Shape 12.8 x 10.3 Mm Gemstone From EthiopiaTreasure of Gems & Jewelry4.4(213)$1Feb 08, 2026
Sold12.45 ct Natural Boulder OpalNo Reserve! Title: 12.45 ct Natural Boulder Opal Color/Clarity: Opaque Gemstones: Loosegemstone Carat Weights: 12.45 Size/Dimensions: 19.90 x 16.65 x 3.95 Additional Information: Rectangle - Brazil ShSee Sold Price
Sold12.45 ct Natural Boulder OpalNo Reserve! Title: 12.45 ct Natural Boulder Opal Color/Clarity: Opaque Carat Weight: 12.45 Dimensions: 19.90 x 16.65 x 3.95 Additional Information: Rectangle - Brazil Shipping: Domestic: Flat-rate ofSee Sold Price
Sold70.44 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
Sold37.38 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
Sold85.55 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
Sold27.50 ct Natural Boulder OpalNo Reserve! Title: 27.50 ct Natural Boulder Opal Color/Clarity: Opaque Gemstones: Gemstones Carat Weights: 27.5 Size/Dimensions: 23.80 x 19.40 x 5.55 Additional Information: Rectangular - Australia ShSee Sold Price
Sold46.35 ct Natural Boulder OpalNo Reserve! Title: 46.35 ct Natural Boulder Opal Color/Clarity: Opaque Gemstones: Gemstones Carat Weights: 46.35 Size/Dimensions: 36.25 x 22.55 x 7.45 Additional Information: Oval - Australia ShippingSee Sold Price
