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Collection: Gem boulder opals

Opals of this grade have high levels of brightness and many other charming qualities. The chances of finding a gem grade opal are small, making gem opals rare.

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Gem (11)
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Boulder opal (24)

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24 products

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24 products

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In stock (24)
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High commercial / gem (7)
Gem (11)
Top gem (3)

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Yaraka (22)
Mt. Margaret (1)
Russells (1)

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Black (10)
Semi-black (7)
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Blue (21)
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Orange (15)
Pink (13)
Purple (15)
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Yellow (12)

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24 products

6.45 Ct bright rainbow boulder opal

Regular price P.O.A

Regular price Sale price $3,815.00 AUD
Unit price per
10.04 Ct teardrop boulder opal pair

Regular price P.O.A

Regular price Sale price $2,846.00 AUD
Unit price per
14.02 Ct oval boulder opal pair

Regular price P.O.A

Regular price Sale price $5,000.00 AUD
Unit price per
2.36 Ct rainbow boulder opal

Regular price $915.00 AUD

Regular price Sale price $915.00 AUD
Unit price per
2.42 Ct rainbow boulder opal

Regular price $939.00 AUD

Regular price Sale price $939.00 AUD
Unit price per
6.52 Ct ocean-toned boulder opal

Regular price P.O.A

Regular price Sale price $3,065.00 AUD
Unit price per
6.42 Ct RAINBOW GEM BOULDER OPAL

Regular price P.O.A

Regular price Sale price $10,000.00 AUD
Unit price per
4.22 Ct rainbow boulder opal

Regular price P.O.A

Regular price Sale price $9,614.00 AUD
Unit price per
1.78 Ct small gem boulder opal

Regular price P.O.A

Regular price Sale price $3,314.00 AUD
Unit price per
3.18 Ct gem boulder opal

Regular price P.O.A

Regular price Sale price $15,000.00 AUD
Unit price per
21.16 Ct large green-blue boulder opal

Regular price P.O.A

Regular price Sale price $10,000.00 AUD
Unit price per
1.92 Ct extra small heart boulder opal pair

Regular price P.O.A

Regular price Sale price $2,800.00 AUD
Unit price per
2.29 Ct gem boulder opal

Regular price P.O.A

Regular price Sale price $3,821.00 AUD
Unit price per
4.04 Ct classic oval boulder opal

Regular price P.O.A

Regular price Sale price $4,451.00 AUD
Unit price per
3.21 Ct pink and green gem grade opal

Regular price P.O.A

Regular price Sale price $8,869.00 AUD
Unit price per
4.06 Ct gem boulder opal

Regular price P.O.A

Regular price Sale price $4,927.00 AUD
Unit price per

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