Opal gemstone

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7.00 Ct Natural Multicolor Welo Opal Oval Cut

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2.36 Ct Natural Multicolor Welo Opal Top Fire Oval Cut

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4.06 Ct Natural Multicolor Welo Opal Oval Cut

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5.68 Ct Natural Multicolor Welo Opal Oval Cut

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5.10 Ct Natural Multicolor Welo Opal Oval Cut

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4.70 Ct Natural Multicolor Welo Opal Oval Cut

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(478)

$1

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1.30 Ct Natural Multicolor Welo Opal Top Fire OVal Cut

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(478)

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Aug 2, 2026

1.03 Ct Natural Multicolor Welo Opal Top Fire OVal Cut

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Aug 2, 2026

1.20 Ct Natural Multicolor Welo Opal Oval Cab

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Natural Multi-Color Opal Gemstone 2.83 Ct. Oval Cabochon Shape 13.5 x 9.3 Mm.

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Aug 10, 2026

Natural Multi Color Opal Gemstones 1.14 Ct. Round Cabochon Shape 7.1 Mm.

Treasure of Gems & Jewelry4.4

(250)

$6

Aug 10, 2026

Natural Multi-Color Opal Gemstone 2.40 Ct. Oval Cabochon Shape 11 x 8.5 Mm

Treasure of Gems & Jewelry4.4

(250)

$9

Aug 10, 2026

Natural Multi-Color Opal Gemstone 1.75 Ct. Oval Cabochon Shape 10.3 x 7.7 Mm.

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Natural Multi Color Opal Gemstones 0.85 Ct. Oval Cabochon Shape 8.5 x 5.8 Mm.

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1.37 Ct Natural Ethiopian Green Fire Opal

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1.34 Ct Natural Ethiopian Fire Opal Rough

Finest Gems Auction 4.6

(135)

$1

Aug 8, 2026