OPAL

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Heavy Raw Opal Carved Skull, 4.8 pounds

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$80

1 day Left

Fine Ancient Opalized Ammonite Fossil

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$100

1 day Left

2.31 Ct Natural Ethiopian Blue Fire Opal

Finest Gems Auction 4.6

(134)

$1

Jul 07, 2026

2.02 Ct "Play Of Colors" Natural Black Opal Cut

Finest Gems Auction 4.6

(134)

$1

(1 bid)

Jul 07, 2026

61.20 Ct "Natural Dendrite Opal

Finest Gems Auction 4.6

(134)

$1

(1 bid)

Jul 07, 2026

1.16 Ct Natural Ethiopian Green Fire Opal

Finest Gems Auction 4.6

(134)

$1

Jul 07, 2026

1.43 Ct Natural Ethiopian Fire Opal Set

Finest Gems Auction 4.6

(134)

$1

Jul 07, 2026

1.01 Ct Natural Ethiopian Green Fire Opal

Finest Gems Auction 4.6

(134)

$1

Jul 07, 2026

1.63 Ct Natural Ethiopian Green Fire Opal

Finest Gems Auction 4.6

(134)

$1

Jul 07, 2026

1.78 Ct "Play Of Colors" Natural Black Opal

Finest Gems Auction 4.6

(134)

$1

Jul 07, 2026

Fine All Natural Australian Opal Mineral Specimen

Inspired Auctions

$80

1 day Left

Wonderful Opalized Ammonite Section on Stand

Inspired Auctions

$100

Jul 12, 2026

2.83 Ct "Play Of Colors" Natural Black Opal Cut

Finest Gems Auction 4.6

(134)

$1

Jul 07, 2026

Nanotyrannus Tooth, Fern Fossil, & Chocolate Opal Specimen

Artemis Fine Arts4.8

(1.5k)

$250

3 days Left

2pc Opal Calcite Prism and Quartz Pyramid Paperweights

Lion and Unicorn4.7

(2.4k)

$20

(1 bid)

6 days Left

13.47ct Soul Prism Natural Multicolour Boulder Opal

Weatherham Estate Treasures3.9

(243)

$185

Jul 08, 2026