Opal

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44.57ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 13YL: 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

44.57ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 13YL

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

57.80ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 47YP: 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

57.80ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 47YP

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

9.63ct Natural Ethiopian Welo Solid Opal Oval Cabochon Loose Gemstone, 17TG: Solid opal cabochon sourced from Ethiopia's Welo opal mining fields, polished into a plump rounded oval dome with mirror-smooth high-gloss finishing. The pale translucent milky base is densely covered

2026

9.63ct Natural Ethiopian Welo Solid Opal Oval Cabochon Loose Gemstone, 17TG

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

118.85ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 43YL: 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

118.85ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 43YL

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

66.86ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 14YL: 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

66.86ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 14YL

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

1.81ct Natural Ethiopian Welo Solid Opal Oval Cabochon Loose Gemstone, 46TG: Solid opal cabochon mined from Ethiopia's Welo opal deposits, polished into a smooth elongated oval dome with high reflective gloss. The translucent pale milky base hosts broad shifting play-of-color

2026

1.81ct Natural Ethiopian Welo Solid Opal Oval Cabochon Loose Gemstone, 46TG

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

103.44ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 34YL: 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

103.44ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 34YL

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

30.86ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 22YP: 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

30.86ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 22YP

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

Three Studio Glass Vases: Three Studio Glass Vases, by Richard Satava, a "Moon and Wisteria" vase in shades of white and blue;;a red, clear and multicolor vase by Richard Eicholt, and a blue floral paperweight vase by Opal Stu

2026

Three Studio Glass Vases

Alameda, CA

Michaan's Auctions

4.5

(545)

Slide Edwardian Opal Necklace Fob Chain Vintage Lot # KN 786: Slide Edwardian Opal Necklace Fob Chain Vintage 29"

2026

Slide Edwardian Opal Necklace Fob Chain Vintage Lot # KN 786

Hudson, Qc

Garage

4.1

(36)

Sterling Silver Faux Opal Ring Size 8.25 Vintage Lot # KN 278: Sterling Silver Faux Opal Ring Size 8.25 Vintage

2026

Sterling Silver Faux Opal Ring Size 8.25 Vintage Lot # KN 278

Hudson, Qc

Garage

4.1

(36)

Copper Brass Silver Faux Opal Feather Pattern Wrap Rings Size 8 Lot EH 486: Copper Brass Silver Faux Opal Feather Pattern Wrap Rings Size 8 measures 1" wide unsigned

2026

Copper Brass Silver Faux Opal Feather Pattern Wrap Rings Size 8 Lot EH 486

Hudson, Qc

Garage

4.1

(36)

Genuine Opal Repousse Gorgeous Sterling Silver Heavy Ring 925 Size 9.75 Vintage Lot # KN 279: Genuine Opal Repousse Gorgeous Sterling Silver Heavy Ring 925 Size 9.75 Vintage weighs 11.76 grams

2026

Genuine Opal Repousse Gorgeous Sterling Silver Heavy Ring 925 Size 9.75 Vintage Lot # KN 279

Hudson, Qc

Garage

4.1

(36)

Womens Sterling Silver Modernist Blue Opal Bangle Bracelet: A WOMENS STERLING SILVER MODERNIST BLUE OPAL COLORED BANGLE BRACELET WITH AN AQUA COLORED STONE. THE BRACELET WEIGHS 28.5g AND IS ABOUT 7/8" WIDE. THE CIRCUMFERENCE IS 7". NOT SURE IF THE OPAL IS REAL

2026

Womens Sterling Silver Modernist Blue Opal Bangle Bracelet

HAGERSTOWN, MD

Mannys Jewelry

4.6

(389)

Womens Sterling Silver Gold Tone Modernist Blue Opal Earrings: A PAIR OF WOMENS STERLING SILVER GOLD TONE MODERNIST BLUE OPAL COLORED EARRINGS THAT WEIGH 7.0g AND MEASURES 1 7/8" LONG BY 1/4" WIDE. NOT SURE IF STONES ARE NATURAL OR MAN MADE. ANY QUESTIONS, PLEASE

2026

Womens Sterling Silver Gold Tone Modernist Blue Opal Earrings

HAGERSTOWN, MD

Mannys Jewelry

4.6

(389)

Womens Sterling Silver Gold Tone Modernist Opal Amethyst Earrings: A PAIR OF WOMENS STERLING SILVER GOLD TONE MODERNIST OPAL & AMETHYST COLORED EARRINGS THAT WEIGH 2.7g AND MEASURES 1 1/2" LONG BY 1/2" WIDE. NOT SURE IF STONES ARE NATURAL OR MAN MADE. ANY QUESTIONS,

2026

Womens Sterling Silver Gold Tone Modernist Opal Amethyst Earrings

HAGERSTOWN, MD

Mannys Jewelry

4.6

(389)

Womens Estate Sterling Silver Modernist Butterfly Opal Necklace: A BEAUTIFUL WOMENS ESTATE STERLING SILVER MODERNIST BUTTERFLY OPAL NECKLACE. NOT SURE IF STONE IS NATURAL OR MAN MADE. THE NECKLACE MEASURES 18" LONG, AND WEIGHS 8.9g. THE WIDTH IS 1/2". WOULD MAKE A

2026

Womens Estate Sterling Silver Modernist Butterfly Opal Necklace

HAGERSTOWN, MD

Mannys Jewelry

4.6

(389)

A Chinese Carved Opal Snuff Bottle: A carved snuff bottle featuring floral decoration in relief, executed in a pale translucent material with opal.The surface displays shifting hues under light, enhancing the decorative appeal.The bottl

2026

A Chinese Carved Opal Snuff Bottle

Lake Bluff , IL

COAUCTION

4.4

(24)

14k Yellow Gold Opal & Diamond Bracelet: Clasp bracelet made with 14k yellow gold, decorated with alternating opals and diamonds (19 opals weighing 8.62 cttw, 19 diamonds weighing 0.82 cttw). Total weight of bracelet is approximately 9.7g. A

2026

14k Yellow Gold Opal & Diamond Bracelet

Niles, IL

Lot 14 Auctions

4.9

(1.3k)

3.01 Ct Natural Green Fire Opal Oval Cab: Weight - 3.01 Ct / Dimensions - 10.70 x 9.40 x 5.80 mm / Shape - Oval cab / Clarity - Semi Transparent / Origin - Ethiopia / Treatment - Colror Heated

2026

3.01 Ct Natural Green Fire Opal Oval Cab

Bangkok, TH

Gems Auction

4.7

(490)

7.59 Ct Natural Black Flashing Fire Opal Pear Cab: Weight - 7.59 Ct / Dimensions - 16.80 x 12.90 x 8.30 mm / Shape - Pear Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

7.59 Ct Natural Black Flashing Fire Opal Pear Cab

Bangkok, TH

Gems Auction

4.7

(490)

41.72 Ct Natural Dendrite Opal OVal Cab: weight - 41.72 Ct / Dimensions - 38.00 x 24.20 x 6.00 mm / Shape & Cut - Excellent OVal Cab / Origin - Brazil / Comments - None

2026

41.72 Ct Natural Dendrite Opal OVal Cab

Bangkok, TH

Gems Auction

4.7

(490)

37.31 Ct Natural Blue Opal Oval cab: Weight - 37.31 Ct / Dimensions - 39.00 x 28.00 x 5.40 mm / Shape - Oval cab / Clarity - Opaque / Origin - Peru / Treatment - None

2026

37.31 Ct Natural Blue Opal Oval cab

Bangkok, TH

Gems Auction

4.7

(490)

4.70 Ct Natural Multicolor Welo Opal Top Fire Oval Cab: Weight - 4.70 Ct / Dimensions - 14.10 x 10.10 x 6.20 mm / Shape - Oval Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

4.70 Ct Natural Multicolor Welo Opal Top Fire Oval Cab

Bangkok, TH

Gems Auction

4.7

(490)

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24

Opal Auctions

Large Rookwood plaque, Summer, Hurley, 1948, 12 by 14 inches.

Rookwood Vellum, Barn Swallows and Moon, Shirayamadani, 1907.

Rare Rookwood Aerial Blue mug with Polar Bear, Shirayamadani, 1896.

Fall 2026: Rookwood + Art Pottery

Starts on:

Cincinnati, OH, US

Rocki Gorman Sterling Silver Multi-Strand Cross Necklace 179.75g

Turquoise Sterling Silver Concho Belt on New Leather 12 Conchos 313.25g

Robert Johnson Navajo Turquoise Cuff

SILVER, STONE & STORY

Kahu Paws Trading LLC

Starts on:

Santa Fe, NM, US

Royal Doulton Bunnykins Trial Special Colorway Figurine, Judge DB188

Moorcroft Pottery and Tudric Pewter Mounted Vase, Moonlit Blue

IGI Certified 5.01 Carat Oval Brilliant Cut Loose Diamond

Hudson Valley Antiques Collector Auction

Lion and Unicorn

Starts on:

Hollywood, FL, US

6 days Left

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