Opal

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A Ruby & Opal Bombe Ring in 18K: 18K yellow gold ring featuring an oval opal measuring 7 x 9 mm with a double row of rubies weighing approx. 2.00 ctw, sz 7.25, 4.8 grams

2026

A Ruby & Opal Bombe Ring in 18K

Alex CooperTowson, MD

2026

New Vint Designer Sterling Silver Opal Drop Earrings

Sabertooth AuctionsMurray, KY

Mint Vint Gold Over Sterling Silver Opal Kangaroo Pendant: Guaranteed Solid 925 Sterling Silver, in Excellent Condition

2026

Mint Vint Gold Over Sterling Silver Opal Kangaroo Pendant

Sabertooth AuctionsMurray, KY

2026

New Vint Big Arya Sterling Silver Opal Drop Earrings

Sabertooth AuctionsMurray, KY

2026

New Big Vint Designer Sterling Silver Opal Tanzanite Gem Earrings

Sabertooth AuctionsMurray, KY

14K Gold And Opal Art Nouveau Brooch Pin: Approx. dimensions 1 1/8" x 5/8". Tested 14K. Approx. gross weight 6.2 grams. STERLING ASSOCIATES STRIVES TO PROVIDEACCURATE, OBJECTIVE, & FAIR INFORMATION ON ALL LOTS. WE WILL BE HAPPY TO ANSWER ANY

2026

14K Gold And Opal Art Nouveau Brooch Pin

Sterling AssociatesNorwood, NJ

4.45 Carats Oval Cabochon Opal - Natural Ethiopian Stone 12.3x10.2x7.9mm, 23XH: This richly domed Welo opal glows with an ethereal blend of soft lavender, peach pink, and icy aqua hues, revealed in flashes across its milky body. The color play is smooth and atmospheric, creating

2026

4.45 Carats Oval Cabochon Opal - Natural Ethiopian Stone 12.3x10.2x7.9mm, 23XH

ThousandPlanetHunghom, Kowloon

3.52 Carats Koroit Boulder Opal Cabochon - Natural Australian Stones 13.2x9.9mm, 19XM: This striking 3.52-carat Koroit boulder opal cabochon is a natural work of geological art, featuring vivid veins of electric blue and iridescent green play-of-color that snake through a rich, earthy i

2026

3.52 Carats Koroit Boulder Opal Cabochon - Natural Australian Stones 13.2x9.9mm, 19XM

ThousandPlanetHunghom, Kowloon

4.28 Carats Koroit Boulder Opal Cabochon - Natural Australian Stones 15.8x10.5mm, 15XM: This magnificent 4.28-carat Koroit boulder opal cabochon is a breathtaking display of nature's artistry, defined by electrifying bands of neon green and royal blue play-of-color that swirl around a wa

2026

4.28 Carats Koroit Boulder Opal Cabochon - Natural Australian Stones 15.8x10.5mm, 15XM

ThousandPlanetHunghom, Kowloon

3.13 Carats Natural Ethiopian Welo Opal - Oval Cabochon Loose Gemstone, 24XB: Natural oval cabochon Welo opal, sourced from the premium Welo deposit in Ethiopia. This exceptional single stone features a translucent, milky white base alive with vivid, full-spectrum play-of-color

2026

3.13 Carats Natural Ethiopian Welo Opal - Oval Cabochon Loose Gemstone, 24XB

ThousandPlanetHunghom, Kowloon

4.38 Carats Koroit Boulder Opal Cabochon - Natural Australian Stones 12.9x9.6mm, 12XM: This striking 4.38-carat Koroit boulder opal cabochon is a natural geological masterpiece, featuring a dramatic banded ironstone matrix interwoven with vivid veins of iridescent play-of-color. The ova

2026

4.38 Carats Koroit Boulder Opal Cabochon - Natural Australian Stones 12.9x9.6mm, 12XM

ThousandPlanetHunghom, Kowloon

3.10 Carats Natural Ethiopian Welo Opal - Oval Cabochon Loose Gemstone, 20XB: Natural oval cabochon Welo opal, sourced from the premium Welo deposit in Ethiopia. This exceptional single stone features a translucent, milky white base alive with vivid, full-spectrum play-of-color

2026

3.10 Carats Natural Ethiopian Welo Opal - Oval Cabochon Loose Gemstone, 20XB

ThousandPlanetHunghom, Kowloon

2.37 Carats Play-of-Color Ethiopian Welo Opal - Natural Loose Gemstone, 46BH: This exceptional 2.37ct Ethiopian Welo opal showcases a breathtaking, dynamic play-of-color that dances across its polished teardrop cabochon. Vivid flashes of neon green, electric yellow, soft lavend

2026

2.37 Carats Play-of-Color Ethiopian Welo Opal - Natural Loose Gemstone, 46BH

ThousandPlanetHunghom, Kowloon

7.49 Carats Natural Ethiopian Welo Opal - Oval Cabochon Loose Gemstone Lot, 18XB: Natural oval cabochon Welo opal lot, sourced from the premium Welo deposit in Ethiopia. This curated collection features exceptional opals with a stunning range of base tones-from creamy peach and hon

2026

7.49 Carats Natural Ethiopian Welo Opal - Oval Cabochon Loose Gemstone Lot, 18XB

ThousandPlanetHunghom, Kowloon

5.14 Carats Natural Ethiopian Welo Opal - Oval Cabochon Loose Gemstone Lot, 24WE: Natural oval cabochon Welo opal lot, sourced from the premium Welo deposit in Ethiopia. This curated collection features 12 exceptional opals with a stunning range of base tones-from icy sky blue, mil

2026

5.14 Carats Natural Ethiopian Welo Opal - Oval Cabochon Loose Gemstone Lot, 24WE

ThousandPlanetHunghom, Kowloon

3.54 Carats Natural Ethiopian Welo Opal - Mixed Shape Cabochon Loose Gemstone Lot, 44WE: Natural mixed-shape cabochon Welo opal lot, sourced from the premium Welo deposit in Ethiopia. This curated collection features exceptional opals with a stunning spectrum of base tones-from warm honey

2026

3.54 Carats Natural Ethiopian Welo Opal - Mixed Shape Cabochon Loose Gemstone Lot, 44WE

ThousandPlanetHunghom, Kowloon

10.12 Carats Neon Play-of-Color Opal Selection - Natural Ethiopian Cabochons - 10 to 12 mm, 58XE: This luminous selection of opals radiates a dynamic spectrum of neon hues, with flashes of electric green, vivid orange, and spectral blue dancing across each dome. Their translucent base allows the i

2026

10.12 Carats Neon Play-of-Color Opal Selection - Natural Ethiopian Cabochons - 10 to 12 mm, 58XE

ThousandPlanetHunghom, Kowloon

Gold Vermeil 925 Opal & Rose Cut Diamond Earrings: Sterling Silver 925, a pair of gold vermeil halo style drop earrings set with approximately 0.40 carats total weight of rose cut diamonds and opals totaling approximately 3 carats. Each earring is sta

2026

Gold Vermeil 925 Opal & Rose Cut Diamond Earrings

Hill Auction Gallery Sunrise, FL

Gold Vermeil 925 Opal and Diamond Necklace Pendant: Sterling Silver 925, a gold vermeil necklace pendant featuring an ornate foliate and scrolling design. The pendant is set with approximately 0.40 carats total weight of rose cut diamonds and opals tot

2026

Gold Vermeil 925 Opal and Diamond Necklace Pendant

Hill Auction Gallery Sunrise, FL

Mexican Opal Dragons Breath Opalescent Sheen Glass Sterling Drop Earrings B13: This item is in good pre-owned, previously used/displayed condition with noticeable light wear, and surface scratches. Please reference all photos for full details. This piece of jewelry has been test

2026

Mexican Opal Dragons Breath Opalescent Sheen Glass Sterling Drop Earrings B13

Rapid Estate Liquidators and Auction GalleryOrlando, FL

25.67 Ct Natural Blue Opal Pear Cab: Weight - 25.67 Ct / Size - 38.00 x 13.90 x 7.80 mm / Good Color / Pear Cabochon - Ready for Jewellery Setting / Origin - Brazil / Treatment - None

2026

25.67 Ct Natural Blue Opal Pear Cab

Gems AuctionBangkok, TH

2.59 Ct Natural Black Flashing Fire Opal Pear Cab: Weight - 2.59 Ct / Dimensions - 13.30 x 8.70 x 5.10 mm / Shape - Pear Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

2.59 Ct Natural Black Flashing Fire Opal Pear Cab

Gems AuctionBangkok, TH

0.96 Ct Natural Mexican Fire Opal Pear Drop: Weight - 0.96 Ct / Dimensions - 8.20 x 5.20 x 5.20 mm / Shape - Pear Drop / Color - Orange / Clarity - Transparent / Origin - Mexico / Comments - None

2026

0.96 Ct Natural Mexican Fire Opal Pear Drop

Gems AuctionBangkok, TH

1.20 Ct Natural Mexican Fire Opal Pear Drop: Weight - 1.20 Ct / Dimensions - 7.30 x 6.00 x 6.00 mm / Shape - Pear Drop / Color - Orange / Clarity - Transparent / Origin - Mexico / Comments - None

2026

1.20 Ct Natural Mexican Fire Opal Pear Drop

Gems AuctionBangkok, TH

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Opal Auctions

Natural Multi Color Play Of Colour Opal Gemstones 1.05 Ct. Oval Cabochon Shape 13 x 9.5 Mm.

Natural Paraiba Color Apatite Gemstones 58.85 Ct. Briolette With Drilled Beads Length 10 Inch

Natural Green Demantoid Garnet Gemstones 1.35 Ct. Oval Shape 6.42 x 5.70 Mm.

Natural Loose Gemstones Diamond Opal Special

Treasure of Gems & Jewelry

Starts on:

Lake Charles, LA, US

5 days Left

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

TPZ211 11.65 carats AAA Quality Laser cut Swiss Blue Topaz 17?13?7 mm

2.40 Cts Pear Shape Natural Aquamarine Loose Gemstone - 11X8X5 mm

NO RESERVE Loose Gemstones

Fantasy Jewelry

Starts on:

Muscat, Muscat, AE

2 days Left

Mint Big 1950s Navajo Bell Sterling Silver Turquoise Cuff Bracelet 7-8"

Big Mint Navajo Sterling Silver Turquoise Squash Blossom Ring 9

HUGE Mint 1960s Navajo Sterling Turquoise Squash Blossom Pendant

STERLING SILVER GOLD VINTAGE JEWELRY POKEMON

Sabertooth Auctions

Starts on:

Murray, KY, US

2 days Left

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