Opal

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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

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 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

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

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

4.12 Ct Natural Multi-Color Welo Opal Rectangle Cut: Weight - 4.12 Ct / Size - 17.50 x 7.30 x 5.50 mm / Shape - Rectangle Cut / Color - Brown / Clarity - VVS / Origin - Cambodia / Treatment - Gentle Heat

2026

4.12 Ct Natural Multi-Color Welo Opal Rectangle Cut

Gems AuctionBangkok, TH

2.97 Ct Natural Black Flashing Fire Opal Pear Cab: Weight - 2.97 Ct / Size - 11.80 x 10.70 x 6.20 mm / Shape - Pear Cab / Color - Black / Transparency - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

2.97 Ct Natural Black Flashing Fire Opal Pear Cab

Gems AuctionBangkok, TH

6.91 Ct Natural Multi-Color Welo Opal Oval Cut: Weight - 6.91 Ct / Size - 15.80 x 12.00 x 8.00 mm/ Shape - Oval Cut / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

6.91 Ct Natural Multi-Color Welo Opal Oval Cut

Gems AuctionBangkok, TH

10.56 Ct Natural Multicolor Welo Opal Top Fire Oval Cab: Weight - 10.56 Ct / Dimensions - 17.70 x 13.00 x 9.40 mm / Shape - Oval Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

10.56 Ct Natural Multicolor Welo Opal Top Fire Oval Cab

Gems AuctionBangkok, TH

3.61 Ct Natural Multicolor Welo Opal Top Fire Oval Cab: Weight - 3.61 Ct / Dimensions - 13.50 x 10.00 x 6.00 mm / Shape - Oval Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

3.61 Ct Natural Multicolor Welo Opal Top Fire Oval Cab

Gems AuctionBangkok, TH

3.51 Ct Natural Black Flashing Fire Opal Pear Cab: Weight - 3.51 Ct / Dimensions - 17.10 x 8.40 x 6.10 mm / Shape - Pear Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

3.51 Ct Natural Black Flashing Fire Opal Pear Cab

Gems AuctionBangkok, TH

5.15 Ct Natural Multicolor FIre Opal Oval Cab Set: Weight - 5.15 Ct / Dimensions - 7.9x6.0 -8.0x6.1 mm / 5 Pc's / Shape & Cut - Oval Cab / Color - Multicolor Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

5.15 Ct Natural Multicolor FIre Opal Oval Cab Set

Gems AuctionBangkok, TH

52.63 Ct Natural Multicolor Fire Opal Round Cut Beads: Weight - 52.63 Ct / Dimensions - 4.40 - 5.60 mm / 169 Pc's / 17" inches / Shape - Round Cut Beads / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Heated

2026

52.63 Ct Natural Multicolor Fire Opal Round Cut Beads

Gems AuctionBangkok, TH

13.94 Ct Natural Multicolor FIre Opal Round Faceted Beads: Weight - 13.94 Ct / Dimensions - 5.90 - 6.70 mm / 22 Pc's / Shape & Cut - Drilled Round Beads / Color - Multicolor Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

13.94 Ct Natural Multicolor FIre Opal Round Faceted Beads

Gems AuctionBangkok, TH

3.60 Ct Natural Multicolor Welo Opal Top Fire Pear Cab: Weight - 3.60 Ct / Dimensions - 13.80 x 10.80 x 5.80 mm / Shape - Pear Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

3.60 Ct Natural Multicolor Welo Opal Top Fire Pear Cab

Gems AuctionBangkok, TH

4.64 Ct Natural Black Flashing Fire Opal OVal Cab Set: Weight - 4.64 Ct / Size - 10.0x6.5 - 11.0x7.5 mm / 3 PC's / Shape - OVal Cab / Color - Black / Transparency - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

4.64 Ct Natural Black Flashing Fire Opal OVal Cab Set

Gems AuctionBangkok, TH

25.87 Ct Natural Multicolor Welo Opal Top Fire Round Beads Bracelet: Weight - 25.87 Ct / Dimensions - 4.30 - 5.10 mm / 67 Pc's / 9" inches / Shape - Round Beads / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

25.87 Ct Natural Multicolor Welo Opal Top Fire Round Beads Bracelet

Gems AuctionBangkok, TH

A suite of Larry Vasquez 'Snow Maiden' jewelry: Larry Vasquez Apache/Mescalero/Mayan/Aztec, (b. 1947), a suite of 'Snow Maiden' jewelry, including 'The Snow Maiden,' a five-strand multi-stone, 22k and 18k gold necklace set with opals and diamonds,

2026

A suite of Larry Vasquez 'Snow Maiden' jewelry

BonhamsLos Angeles, CA

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24

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

4.21 Ct Cushion B.R Fire Opal 9K Gold Earrings

3.62 Ct Trillion Tourmaline 9K Gold Ring

3.22 Ct Octagon Pink Topaz 9K Gold Ring

Exquisite 9K Gold Gemstone Jewelry Collection

Starts on:

New York, NY, US

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