Opal

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1.50 ct Natural Orange Red Fire Opal, Oval Cut, Transparent, Mexico: 1.50 ct Natural Orange Red Fire Opal, Oval Cut, Transparent, Mexico Natural fire opal gemstone weighing 1.50 ct, cut in an oval facet shape with an orange-red color. The gem measures 8.56 x 7.34 x 5.3

2026

1.50 ct Natural Orange Red Fire Opal, Oval Cut, Transparent, Mexico

Cobourg, ON

Weatherham Estate Treasures

3.8

(257)

Womens Estate Sterling Silver Modernist Blue Opal & CZ Ring: A WOMENS ESTATE STERLING SILVER MODERNIST BLUE OPAL COLORED RING. THE RING IS A SIZE 7.0 AND WEIGHS 2.3g. WIDTH OF RING MEASURES 3/8". NOT SURE IF STONE IS NATURAL OR MAN MADE. THE RING MAKES A BEAUTI

2026

Womens Estate Sterling Silver Modernist Blue Opal & CZ Ring

HAGERSTOWN, MD

Mannys Jewelry

4.6

(390)

SOLD

Opal and Diamond Engagement Ring, 14k Yellow Gold, Ring Size 6.5: Stones opal, 1 pear cab 5.6 x 3.9 mm diamond, 2 round brilliant cut 1.9 mm approximately .04 total carats GH color/ SI2-I1 clarity Ring Size 6.5 Rise Off Of Finger: 5 mm Length: 7.5 mm Weight: 1.2 d

2026

Opal and Diamond Engagement Ring, 14k Yellow Gold, Ring Size 6.5

McLeansville, NC

Chairish Auction House

4.2

(10)

Natural Blue Opal Gemstone 3 MM Round Micro Faceted Beads Necklace: Natural Blue Opal Gemstone 3 MM Round Micro Faceted Beads Necklace Gemstone : Blue Opal Shape : Round Beads Beads Size : 3 MM Beads Type : Micro Faceted Necklace Length : 17.5 Inches + 2.5 Inches A

2026

Natural Blue Opal Gemstone 3 MM Round Micro Faceted Beads Necklace

Jaipur, Rajasthan

Siddhi Gems & Jewels

4.1

(32)

OPAL AND DIAMOND CLUSTER RING: OPAL AND DIAMOND CLUSTER RING,3,1 grams, testing high carat gold.Lovely opal with good play of colour of approx. 11,74 mm.Bright and lively old cut diamonds.Size Q 1/2.

2026

OPAL AND DIAMOND CLUSTER RING

London, UK

Etrusca Auctions

4.1

(30)

ANTIQUE GOLD OPAL HEART LOCKET PENDANT: ANTIQUE GOLD OPAL HEART LOCKET PENDANT vibrant opalin great condition L 2.4 cm

2026

ANTIQUE GOLD OPAL HEART LOCKET PENDANT

London, UK

Etrusca Auctions

4.1

(30)

Austrialian opal doublet(size 8): Austrialian opal doublet(size 8)

2026

Austrialian opal doublet(size 8)

Keyport, NJ

Emanon Auctions and Estate Sales

4.4

(2.5k)

3.5 grams 9-karat yellow gold oval opal pendant necklace: 3.5 grams 9 k opal pendant on 9 k chain.9-karat yellow gold oval opal pendant necklace, presented in its original presentation box from Denhams the Jewellers.Key CharacteristicsGemstone: Natural oval-

2026

3.5 grams 9-karat yellow gold oval opal pendant necklace

riviera beach, FL

South Florida Auctions

4.3

(48)

1.84 grams 9k gold lavalier pendant set with a central white opal cabochon: vintage-style 9k gold lavalier pendant set with a central white opal cabochon.Design DetailsStyle: The intricate metal framework features open scrollwork and symmetrical flourishes characteristic of E

2026

1.84 grams 9k gold lavalier pendant set with a central white opal cabochon

riviera beach, FL

South Florida Auctions

4.3

(48)

43.73ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 73YP: 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

43.73ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 73YP

Sathorn, Bangkok

Lazo Heritage

4.4

(25)

47.67ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 94YP: 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

47.67ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 94YP

Sathorn, Bangkok

Lazo Heritage

4.4

(25)

1.93 Carats Natural Ethiopian Welo Orange Fire Opal Oval Faceted Loose Gemstone, 75XX: This opal material is mined from the Welo deposits of Ethiopia and processed with professional faceted lapidary work with uniform polished facets across the gem surface. Natural subtle internal textur

2026

1.93 Carats Natural Ethiopian Welo Orange Fire Opal Oval Faceted Loose Gemstone, 75XX

Sathorn, Bangkok

Lazo Heritage

4.4

(25)

107.43ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 54YL: 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

107.43ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 54YL

Sathorn, Bangkok

Lazo Heritage

4.4

(25)

1.90 Carats Natural Ethiopian Welo Opal Oval Cabochon Loose Gemstone, 55XV: Natural Ethiopian Welo opal polished oval cabochon loose gemstone, luminous translucent milky white base stone with vivid multi-hued play-of-color featuring bright emerald green, lime yellow, soft blu

2026

1.90 Carats Natural Ethiopian Welo Opal Oval Cabochon Loose Gemstone, 55XV

Sathorn, Bangkok

Lazo Heritage

4.4

(25)

1.73 Ct Natural Blue Fire Opal Oval Cut: Weight - 1.73 Ct / Dimensions - 10.90 x 8.80 x 5.40 mm / Shape - Oval Cut / Color - Blue / Clarity - Translucent / Origin - Ethiopia / Treatment - Heated

2026

1.73 Ct Natural Blue Fire Opal Oval Cut

Bangkok, TH

Gems Auction

4.7

(495)

2.14 Ct Natural Blue Fire Opal Oval Cut: Weight - 2.14 Ct / Dimensions - 11.10 x 9.10 x 4.90 mm / Shape - Oval Cut / Color - Blue / Clarity - Translucent / Origin - Ethiopia / Treatment - Heated

2026

2.14 Ct Natural Blue Fire Opal Oval Cut

Bangkok, TH

Gems Auction

4.7

(495)

1.47 Ct Natural Multicolor Welo Opal Pear Cut: Weight - 1.47 Ct / Dimensions - 10.70 x 7.60 x 4.60 mm / Shape & Cut - Pear Cut / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

1.47 Ct Natural Multicolor Welo Opal Pear Cut

Bangkok, TH

Gems Auction

4.7

(495)

1.35 Ct Natural Blue Fire Opal Oval Cut: Weight - 1.35 Ct / Size - 8.90 x 7.10 x 4.60 mm / Shape - Oval Cut / Color - Blue / Transparency - Translucent / Origin - Ethiopia / Treatment - Color Heated

2026

1.35 Ct Natural Blue Fire Opal Oval Cut

Bangkok, TH

Gems Auction

4.7

(495)

2.66 Ct Natural Blue Fire Opal OVal Cab: Weight - 2.66 Ct / Size - 11.70 x 9.20 x 5.10 mm / Shape - Oval Cab / Color - Blue / Clarity - Translucent / Origin - Ethiopia / Treatment - Heated

2026

2.66 Ct Natural Blue Fire Opal OVal Cab

Bangkok, TH

Gems Auction

4.7

(495)

1.62 Ct Natural Green Fire Opal Trillion Cab: Weight - 1.62 Ct / Dimensions - 9.80 x 8.70 x 4.70 mm / Shape - Trillion cab / Clarity - Semi Transparent / Origin - Ethiopia / Treatment - Colror Heated

2026

1.62 Ct Natural Green Fire Opal Trillion Cab

Bangkok, TH

Gems Auction

4.7

(495)

1.19 Ct Natural Blue Fire Opal Oval Cut: Weight - 1.19 Ct / Size - 9.00 x 7.10 x 3.80 mm / Shape - Oval Cut / Color - Blue / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Heated

2026

1.19 Ct Natural Blue Fire Opal Oval Cut

Bangkok, TH

Gems Auction

4.7

(495)

4.29 Ct Natural Multicolor Fire Opal Round Beads: Weight - 4.29 Ct / Dimensions - 5.00 - 5.30 mm / 11 Pc's / Shape - Round Beads / Color - Orange & Welo White / Clarity - Translucent / Origin - Ethiopia / Treatment - Heated

2026

4.29 Ct Natural Multicolor Fire Opal Round Beads

Bangkok, TH

Gems Auction

4.7

(495)

1.51 Ct Natural Blue Fire Opal Oval Cut: Weight - 1.51 Ct / Size - 10.00 x 7.90 x 5.20 mm / Shape - Oval Cut / Color - Blue / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Heated

2026

1.51 Ct Natural Blue Fire Opal Oval Cut

Bangkok, TH

Gems Auction

4.7

(495)

2.17 Ct Natural Orange Fire Opal Oval cab: Weight - 2.17 Ct / Dimensions - 10.40 x 8.30 x 5.00 mm / Shape - Oval Cab / Color - Orange / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Heated

2026

2.17 Ct Natural Orange Fire Opal Oval cab

Bangkok, TH

Gems Auction

4.7

(495)

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24

Opal Auctions

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

1 day Left

15.75Ct Honey Citrine Gemstone, Golden Quartz, Custom Jewelry 17X15X10 mm

0.40 Carats Fine Quality Natural Emerald - 7X4X3 mm

4.55 Carats Paired Emerald Cut Santa Maria Aquamarine Gemstones - 10X7X5 mm

Natural Loose Gemstones Starting at $50

Fantasy Jewelry

Starts on:

Muscat, Muscat, AE

2 days Left

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

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