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        Show 12 16 24 40
        -20%
        Boulder Opal 1.57 ct
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        Deep Blue Purple Freeform Winton Boulder Opal 1.57 ct

        Original price was: USD $316.Current price is: USD $253.
        -20%
        Boulder Opal 3.03 ct
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        Blue Freeform Shape Australian Boulder Opal 3.03 ct

        Original price was: USD $336.Current price is: USD $269.
        -20%
        Boulder Opal 3.29 ct
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        Blue Freeform Australian Boulder Opal Ringstone 3.29 ct

        Original price was: USD $317.Current price is: USD $254.
        -20%
        Boulder Opal 4.31 ct
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        Blue Half Moon Shape Australian Boulder Opal 4.31 ct

        Original price was: USD $327.Current price is: USD $262.
        Pair Boulder Opal 22.43 ctw Brilliant Blue Fire Boulder Opals. 100% Natural Solid Untreated Genuine Boulder Opal Loose Stone From Winton, Queensland, Australia. Freeform Shape, Well Polished Smooth Surface.
        Pair Boulder Opal 22.43 ctw Brilliant Blue Fire Boulder Opals. 100% Natural Solid Untreated Genuine Boulder Opal Loose Stone From Winton, Queensland, Australia. Freeform Shape, Well Polished Smooth Surface.
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        Blue Boulder Opal Set Pair ideal for Pendant 22.43 ctw

        USD $10,186
        -20%
        Oval Shape Koroit Boulder Opal Polished Stone 31.05 ct
        Oval Shape Koroit Boulder Opal Polished Stone 31.05 ct
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        Koroit Vein Boulder Opal for Large Mens Ring 31.05 ct

        Original price was: USD $69.Current price is: USD $55.
        -20%
        100% Natural Solid Untreated Black Crystal Opal Polished Stone. Teardrop Shape Cabochon Green Yellow Fire Opal From Lightning Ridge, Australia.
        Black Crystal Opal 5.3 ct - sun light
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        Bright Green Gem Australian Black Crystal Opal 5.3 ct

        Original price was: USD $4,875.Current price is: USD $3,900.
        -20%
        Dark Opal 3.19 ct
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        Rainbow Fire Lightning Ridge Dark Opal Ringstone 3.19 ct

        Original price was: USD $1,200.Current price is: USD $960.
        -20%
        Dark Opal 2.74 ct
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        Pretty Multi Colorplay Rolling Flash Dark Opal 2.74 ct

        Original price was: USD $1,655.Current price is: USD $1,324.
        Dark Opal 3.61 ct
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        Bright Unique Pattern Lightning Ridge Dark Opal 3.61 ct

        USD $2,080
        -20%
        Purple Boulder Opal Set
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        Purple Boulder Opal Set for Pendant and Ring 6.02 ctw

        Original price was: USD $440.Current price is: USD $352.
        -20%
        Koroit Boulder Opal 45.77 ct
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        Large Round Oval Koroit Vein Boulder Opal 45.77 ct

        Original price was: USD $270.Current price is: USD $216.
        -20%
        Double Sided Koroit Boulder Opal 22.68 ct
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        Double Sided Unique Vein Koroit Boulder Opal 22.68 ct

        Original price was: USD $495.Current price is: USD $396.
        -20%
        Double Sided Koroit Boulder Opal 39.17 ct
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        Double Sided Freeform Vein Koroit Boulder Opal 39.17 ct

        Original price was: USD $340.Current price is: USD $272.
        -20%
        Koroit Boulder Opal 92.35 ct
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        Large Veined Koroit Boulder Opal Teardrop 92.35 ct

        Original price was: USD $370.Current price is: USD $296.
        Black Opal 5.91 ct
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        Gem Deep Blue Lightning Ridge Black Opal from Town 5.91 ct

        USD $5,000
        -20%
        Koroit Double Sided Boulder Opal 26.81 ct
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        Double Sided Vein Australian Koroit Boulder Opal 26.81 ct

        Original price was: USD $365.Current price is: USD $292.
        -20%
        koroit Boulder Opal 78.76 ct
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        Large Teardrop Vein Australian Koroit Boulder Opal 78.76 ct

        Original price was: USD $340.Current price is: USD $272.
        -20%
        Koroit Boulder Opal 146.94 ct
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        Vein Koroit Boulder Opal ideal for Pendant 146.94 ct

        Original price was: USD $620.Current price is: USD $496.
        -20%
        Koroit Boulder Opal 34.75 ct
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        Unique Veined Freeform Koroit Boulder Opal 34.75 ct

        Original price was: USD $455.Current price is: USD $364.