Opal

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24.70ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 91YL: 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

24.70ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 91YL

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

19.85 Carats Lavender Boulder Opal Cabochon - Natural Australian Stone, 15XC: This unique boulder opal cabochon, measuring 18.7 x 13.2 x 6.5 mm, presents a stunning natural composition. Polished into a sleek, arched-top shape, the stone features a soft lavender-blue opal matrix

2026

19.85 Carats Lavender Boulder Opal Cabochon - Natural Australian Stone, 15XC

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

7.62 Carats Natural Ethiopia Welo Opal Oval Cabochon Parcel, 87WC: This parcel contains six polished oval cabochons of authentic natural Ethiopia Welo Opal, originating from the renowned Welo opal deposit in Ethiopia. Each calibrated cabochon measures approximately 9

2026

7.62 Carats Natural Ethiopia Welo Opal Oval Cabochon Parcel, 87WC

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

15.47 Carats Welo Opal Cabochon Parcel - Natural Ethiopian Stones, 52XA: This luminous collection of Welo opals features a rich palette of warm and cool translucent body tones, from milky white and soft cream to honey and golden amber, each adorned with vivid, shifting col

2026

15.47 Carats Welo Opal Cabochon Parcel - Natural Ethiopian Stones, 52XA

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

6.43 Carats Natural Ethiopia Welo Opal Oval Cabochon Parcel, 86WC: This curated parcel features six polished oval cabochons of genuine natural Ethiopia Welo Opal, sourced from the famous Welo opal mining region of Ethiopia. Each calibrated gem measures approximately

2026

6.43 Carats Natural Ethiopia Welo Opal Oval Cabochon Parcel, 86WC

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

46.42ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 60YP: 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

46.42ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 60YP

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

58.52ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 1YL: 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

58.52ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 1YL

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

52.21ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 93YP: 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

52.21ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 93YP

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

1.87 Carats Mexican Fire Opal Oval Cut - Natural Loose Gemstone, 89XY: This luminous Mexican fire opal radiates with a warm, vibrant orange hue, reminiscent of glowing embers or golden sunset light. Its faceted oval cut creates a soft, ethereal play of light, with subtle

2026

1.87 Carats Mexican Fire Opal Oval Cut - Natural Loose Gemstone, 89XY

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

104.17ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 42YL: 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

104.17ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 42YL

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

4.93 Carats Matrix Boulder Opal Teardrop Cabochon - Natural Australian Stone, 10XC: This captivating matrix boulder opal cabochon, measuring 16.7 x 9.8 x 3.2 mm, is a dramatic display of natural opal artistry. Polished into a sleek teardrop shape, the stone features a rich, chocolate

2026

4.93 Carats Matrix Boulder Opal Teardrop Cabochon - Natural Australian Stone, 10XC

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

45.51ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 83YP: 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

45.51ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 83YP

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

16.82 Carats Australian Matrix Opal Elongated Oval Cabochon - Natural Stone, 68XB: This singular elongated oval cabochon matrix opal, measuring 30.2 x 13.4 x 5.7 mm, features a deep, dark host matrix with concentrated, vivid opal flashes. The polished surface reveals striking streak

2026

16.82 Carats Australian Matrix Opal Elongated Oval Cabochon - Natural Stone, 68XB

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

23.65ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 45YP: 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

23.65ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 45YP

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

15.51ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 80YP: 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

15.51ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 80YP

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

4.34 Carats Play-of-Color Welo Opal - Natural Ethiopian Gem , 32XA: This captivating Welo opal gleams with a luminous cascade of multi neon color that ripple across the stone's surface with every movement. The play-of-color is vivid and well-distributed, presenting a

2026

4.34 Carats Play-of-Color Welo Opal - Natural Ethiopian Gem , 32XA

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

3.50 Carats Natural Ethiopian Welo Opal - Oval Faceted Loose Gemstone Lot, 59WE: Natural oval-faceted Welo opal lot, sourced from the premium Welo deposit in Ethiopia. This curated collection features exceptional opals with vivid, full-spectrum play-of-color-flashing fiery reds, w

2026

3.50 Carats Natural Ethiopian Welo Opal - Oval Faceted Loose Gemstone Lot, 59WE

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

9.14 Carats Golden Landscape Boulder Opal Teardrop Cabochon - Natural Australian Stone, 13XC: This evocative boulder opal cabochon, measuring 20.7 x 11.5 x 4.6 mm, presents a striking natural scene captured in stone. Polished into a graceful teardrop shape, the stone features a rich tapestry o

2026

9.14 Carats Golden Landscape Boulder Opal Teardrop Cabochon - Natural Australian Stone, 13XC

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

1.98 Carats Play-of-Color Welo Opal - Natural Ethiopian Gem 11x8mm, 27XC: This captivating Welo opal gleams with a luminous cascade of multi neon color that ripple across the stone's surface with every movement. The play-of-color is vivid and well-distributed, presenting a

2026

1.98 Carats Play-of-Color Welo Opal - Natural Ethiopian Gem 11x8mm, 27XC

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

6.68 Carats Cream-Blue Boulder Opal with Dark Matrix - Natural Australian Stone, 36XM: This substantial boulder opal presents a striking visual narrative, with a creamy, pale base that transitions into soft, iridescent blue opal layers, all dramatically framed by a large, dark, textured

2026

6.68 Carats Cream-Blue Boulder Opal with Dark Matrix - Natural Australian Stone, 36XM

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

Opal, diamond, and enamel ring: Opal, diamond, and enamel ring Designed with a cabochon opal and rose-cut diamond sun, framed by blue enamel 14k pink and yellow gold, silver Ring size 8.25; Gross weight 5.9 dwts This work will ship

2026

Opal, diamond, and enamel ring

Rago Lambertville, NJ

Two Vintage Silver Scarf Slides with Cantera Opal Cabochons: Two mid-20th century silver scarf slides featuring centrally mounted, prong-set oval cantera opal cabochons. The first slide is designed as a stylized butterfly with openwork wings, while the second f

2026

Two Vintage Silver Scarf Slides with Cantera Opal Cabochons

Gallery 63Atlanta, GA

19.53 Ct Natural Blue Opal Oval cab: Weight - 19.53 Ct / Dimensions - 29.00 x 17.80 x 5.50 mm / Shape - Oval cab / Color - Blue / Clarity - Opaque / Origin -Brazil / Treatment - None

2026

19.53 Ct Natural Blue Opal Oval cab

Gems AuctionBangkok, TH

6.24 Ct Natural Pink Opal Round Beads: weight - 6.24 Ct / Size -5.00 - 5.20 mm / 12 Pc's / Shape - Excellent Round Beads / Origin - Australia / Treatment - None

2026

6.24 Ct Natural Pink Opal Round Beads

Gems AuctionBangkok, TH

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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

2 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

2 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

3 days Left

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