Opal

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Diamond and Opal Earrings 14k White Gold 1.10ctw: CENTER STONE; Opal CENTER STONE CLARITY; CENTER STONE COLOR; White CENTER STONE SETTING; Prong SIDE STONE CLARITY; SI SIDE STONE COLOR; I-J SIDE STONE SETTING; Pave ctw OF SIDE STONE: 0.02 SIDE STONE

2026

Diamond and Opal Earrings 14k White Gold 1.10ctw

Papps Family LiquidationBurbank, CA

Assorted Opal Gemstones Loose: Lot is for three assorted opals with one being .65 ct, one 3.20 ct and a doublet, believe the 4 on the container is a ct weight.

2026

Assorted Opal Gemstones Loose

GOLDEN SUN AUCTIONS, Inc.Fullerton, CA

3.28 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 88XL: This distinctive Koroit Yowah opal cabochon, calibrated to 12.2x9.1mm, features a dramatic tonal matrix of deep jet black and earthy chocolate brown, interwoven with striking veins of milky white and

2026

3.28 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 88XL

Lazo HeritageBangkok, TH

65.97ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 71YL: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

65.97ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 71YL

Lazo HeritageBangkok, TH

68.81ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 31YP: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

68.81ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 31YP

Lazo HeritageBangkok, TH

42.17ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 77YP: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

42.17ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 77YP

Lazo HeritageBangkok, TH

40.50ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 90YL: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

40.50ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 90YL

Lazo HeritageBangkok, TH

57.77ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 4YP: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

57.77ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 4YP

Lazo HeritageBangkok, TH

87.56ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 84YP: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

87.56ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 84YP

Lazo HeritageBangkok, TH

27.35ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 81YP: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

27.35ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 81YP

Lazo HeritageBangkok, TH

1.38ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 84WP: This fully polished Ethiopian Welo opal features a dark smoked base with vivid, sweeping play-of-color shifting across its glossy dome surface, measured at 9.5x7.0x4.0mm. The black smoke treatment dee

2026

1.38ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 84WP

Lazo HeritageBangkok, TH

43.38ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 35YP: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

43.38ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 35YP

Lazo HeritageBangkok, TH

2.83 Carats Soft Blue Peruvian Paraiba Opal Oval - Natural Stone, 85XY: This singular oval-cut Peruvian opal, measuring 10.9 x 9.2 x 6.4 mm, radiates with a soft, milky blue hue reminiscent of misty lagoons and pale tropical skies. Its faceting creates a gentle, even glow

2026

2.83 Carats Soft Blue Peruvian Paraiba Opal Oval - Natural Stone, 85XY

Lazo HeritageBangkok, TH

64.76ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 38YL: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

64.76ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 38YL

Lazo HeritageBangkok, TH

71.14ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 30YL: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

71.14ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 30YL

Lazo HeritageBangkok, TH

46.06ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 99YL: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

46.06ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 99YL

Lazo HeritageBangkok, TH

38.03ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 55YP: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

38.03ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 55YP

Lazo HeritageBangkok, TH

58.90ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 89YP: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

58.90ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 89YP

Lazo HeritageBangkok, TH

70.47ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 88YP: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

70.47ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 88YP

Lazo HeritageBangkok, TH

69.74ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 29YP: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

69.74ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 29YP

Lazo HeritageBangkok, TH

78.07ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 75YL: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

78.07ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 75YL

Lazo HeritageBangkok, TH

18K White Gold 1.0ct Diamond, Opal, and Sapphire Art Deco Brooch: A breathtaking Art Deco estate brooch of remarkable gemstone composition and dramatic design. The upper center of this fan-shaped white gold brooch is commanded by a vivid oval black opal cabochon wit

2026

18K White Gold 1.0ct Diamond, Opal, and Sapphire Art Deco Brooch

Eastern European Art Gallery IncBroomall, PA

Pallme Koenig Red Spot Opal & Rose-Red Glass Vase: Nice antique Bohemian Art Nouveau glass vase. Red Spot decor. Opal and rose-red glass. Ground and polished pontiled base. Has a pseudo/spurious Loetz mark on the base. Produced by Pallme Koenig & Habe

2026

Pallme Koenig Red Spot Opal & Rose-Red Glass Vase

Delmar AuctionsNewark, DE

2.16ct Natural Ethiopian Welo Black Smoked Faceted Opal, 11EB: This fully faceted finished opal specimen displays vivid shifting play of color across polished geometric facets within its 10x7.8x6.1mm calibrated dimensions, the dark base body amplifies light movem

2026

2.16ct Natural Ethiopian Welo Black Smoked Faceted Opal, 11EB

ThousandPlanetSathorn, Bangkok

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24

Opal Auctions

1.97Ct Welo Black Faceted Opal Polished - Ethiopian Opal , 445E

29.90Ct Moss Agate Cabochon - Polished - 31x21mm Approx , 320E

Australian Lightning Ridge Crystal Black Opal Rough Chip Jar (Good For Display), 344B

The Aurora Treasury Gems & Jewels #3

Ksmith Heritage Auctioneers

Starts on:

Jelutong, Penang, MY

3 days Left

6.40 Cts Natural amethyst Gemstone - 12X10.5X8 mm

1.25 Carats Deep Blue Natural Aquamarine Loose Gemstone - 9X6X4 mm

Baby Pink Top quality Natural Kunzite loose Gemstone - 3.25 Carats - 9X8.5X6 mm

NO RESERVE Loose Gemstones

Fantasy Jewelry

Starts on:

Muscat, Muscat, AE

3 days Left

Impressive Mid Century Viking Epic Stockholm Smoke Pine Gray Lotus Wayne Husted Art Glass Vase

GIVENCHY Vintage Designer Matte Silver G Cutout Necklace, Bracelet & Pierced Earrings Ensemble

Vintage Jewelry, Early Christmas & Unusual

Atlee Raber Auctions

Starts on:

Dundee, OH, US

4 days Left

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