Buy NowNatural Multi Color Opal Boulder Gemstone 20.99 Ct Swan Carving 31 x 22 mm October Birthstone$127Lake Charles, LATreasure of Gems & Jewelry4.4(277)
Buy NowMarc R Hanson Plein Air Oil The Second Time Boulder Colorado Winter 2012$700Louisville, COArtemis Fine Arts4.7(1.5k)
Boulder-Opalring im Brutalismus-Stil aus den 1970er JahrenEstimate: €2,000 - €4,000Starting Bid€2,000Ahlden(Aller), NiedersachsenKUNSTAUKTIONSHAUS SCHLOSS AHLDEN4.2(27)
54.02ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 59YPEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
22.97ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 85YLEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
23.67ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 8YPEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
Buy NowNatural Multi Color Boulder Opal Gemstone 21.67 Ct Swan Carving 26 x 22 mm October Birthstone$127Lake Charles, LATreasure of Gems & Jewelry4.4(277)
46.00ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 93YLEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
35.53ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 95YLEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
60.10ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 46YLEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
85.73ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 50YLEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
32.80ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 23YPEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
38.21ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 56YLEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
83.78ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 44YLEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
48.44ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 46YPEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
24.35ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 78YPEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
49.86ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 77YLEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
40.02ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 32YLEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
20.05ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 69YLEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
39.43ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 61YPEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
118.06ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 64YLEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
67.92ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 71YPEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
Roman Carved Gemstone CollectionEstimate: £400 - £600Starting Bid£5Harwich, EssexTimeLine Auctions Ltd.4.6(203)
11.83 Carats Boulder Opal Cabochon - Intricate Matrix & Green Play-of-Color Specimen, 35XMEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)