Boulder Opals

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Natural Solid Boulder Opal 2.78 ct
Natural Solid Boulder Opal 2.78 ct-hand shot
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Natural Solid Boulder Opal 2.78 ct

AU$369
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2.18 ct Natural Boulder Opal is a rare and stunning natural solid opal from Queensland, Australia. With its mesmerizing deep blue-green play-of-color and high polish, this freeform opal is perfect for jewelry designers, collectors, or opal enthusiasts.
2.18 ct Natural Boulder Opal is a rare and stunning natural solid opal from Queensland, Australia. With its mesmerizing deep blue-green play-of-color and high polish, this freeform opal is perfect for jewelry designers, collectors, or opal enthusiasts.
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2.18 ct Natural Boulder Opal

AU$369
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Green Flash Natural Boulder Opal 2.38 ct
Green Flash Natural Boulder Opal 2.38 ct-hand shot1
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Green Flash Natural Boulder Opal 2.38 ct

AU$361
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Blue Green Solid Boulder Opal 1.05 ct
Blue Green Solid Boulder Opal 1.05 ct-hand shot
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Blue Green Solid Boulder Opal 1.05 ct

AU$361
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1.72 ct Brilliant Blue-Green Boulder Opal, ethically sourced from Winton, Queensland, Australia, showcases a vivid blue and green play-of-color that shimmers beautifully against its natural ironstone backing. Its elegant polished teardrop shape makes it a perfect choice for custom rings, pendants, or meaningful gifts. Whether you’re a jewelry maker, gemstone collector, or searching for the perfect October birthstone, this opal is a timeless and unique treasure.
Blue Green Boulder Opal 1.72 ct-hand shot
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1.72 ct Brilliant Blue-Green Boulder Opal

AU$361
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Natural Australian Solid Boulder Opal 1.83 ct
Natural Australian Solid Boulder Opal 1.83 ct-hand shot2
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Natural Australian Solid Boulder Opal 1.83 ct

AU$361
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Australian Blue Green Boulder Opal 1.95 ct
Australian Blue Green Boulder Opal 1.95 ct-hand shot
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Australian Blue Green Boulder Opal 1.95 ct

AU$361
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Boulder Opal 22.44 ct
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22.44ct Natural Boulder Opal Purple Blue

AU$361
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Freeform Solid Boulder Opal 1.34 ct
Freeform Solid Boulder Opal 1.34 ct-hand shot2
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Freeform Solid Boulder Opal 1.34 ct

AU$353
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Boulder Opal 3.29 ct
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3.29ct Natural Boulder Opal Deep Blue

AU$353
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Boulder Opal 23.32 ct
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23.32ct Natural Boulder Opal Picture Stone

AU$353
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4.68ct Natural Crystal Boulder Opal

AU$353
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Koroit Boulder Opal 34.75 ct
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34.75ct Large Natural Koroit Boulder Opal

AU$349
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Green Blue Boulder Opal 1.18 ct
Green Blue Boulder Opal 1.18 ct-hand shot
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1.18ct Natural Boulder Opal Freeform Green Blue

AU$346
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Boulder Opal 14.43 ct
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14.43ct Boulder Opal Purple Blue

AU$338
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Boulder Opal 1.57 ct
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1.57ct Natural Boulder Opal

AU$330
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Boulder Opal 3.03 ct
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3.03ct Natural Boulder Opal

AU$330
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3.48ct Natural Boulder Opal Vivid Blue Green Fire From Winton Australia. Polished Loose Opal for Customs Jewelry, Rings, Necklaces, Pendants.
3.48ct Natural Boulder Opal Vivid Blue Green Fire From Winton Australia. Polished Loose Opal for Customs Jewelry, Rings, Necklaces, Pendants.
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3.48ct Natural Boulder Opal Vivid Blue Green Fire

AU$307
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Crystal Boulder Opal 5.6 ct
Crystal Boulder Opal 5.6 ct
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5.6ct Natural Crystal Boulder Opal

AU$284
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Dark Purple Boulder Opal 10.58 ct
Dark Purple Boulder Opal 10.58 ct
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10.58 ct Natural Boulder Opal

AU$269