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Boulder Opal Stones

$0-$100

$101-$300

$301-$500

$501+

Showing 1–96 of 304 results

XX380A

xx380b

Full Faced Gem Rainbow Duck Creek Boulder Opal 55.3 Ct

$25,000 USD

LR35B

LR35C s

Absolute Gem Full Faced Duck Creek Boulder Opal 48 ct

$21,600 USD

LR33a

LR33b

Beautiful A+ Grade Freeform Full Faced Australian Boulder Opal 54.20 Ct

$13,550 USD

LR34a

LR34b

Grogeous A+ Grade Full Faced Australian Boulder Opal 59.90 Ct

$11,980 USD

LR36b

LR36E

Lovely Gem Grade Full Faced Australian Boulder Opal 60.90 Ct

$9,150 USD

MM312N

MM312B

Large Double Sided Wood Fossil Boulder Opal Specimen 214.9 Ct

$3,500 USD

MM19NEW 1

MM19C 1

Amazing Brilliant Electric Flash Large Boulder Opal

$2,500 USD

MM313AN

MM313C

Large Wood Fossil Boulder Opal Specimen 141.20 Ct

$1,750 USD

SS51N

SS51A

Massive Stunning Ocean Boulder Opal Specimen 286.30 Ct

$1,200 USD

123.7 Carats Rare Wood Fossil Boulder Opal

Rare Wood Fossil Boulder Opal 123.7 Ct

$1,200 USD

120.55 Carats Rare Wood Fossil Boulder Opal

Rare Wood Fossil Boulder Opal 120.55 Ct

$1,200 USD

MM114 900x900 1

MM114B

Stunning Boulder Opal Ringstone 6.85 ct

$1,200 USD

DD24

Stunning Winton Boulder Opal set in 18k White Gold Pendant Necklace

$980 USD

SS129cN

SS129b

Green Pendant Size Boulder Opal 54.55 Carats

$900 USD

145 Carat Amazing Large Boulder Opal Specimen

SS47A

Amazing Large Boulder Opal Specimen 145 Ct

~~$1,200~~ $900 USD

SK88

SK88 4

Large Gorgeous Half Moon Yowah Boulder Opal 56 ct

$850 USD

MM184DN

MM184A

Wood Fossil Boulder Opal 113.85 Ct

$825 USD

MM84aN

MM84c

Beautiful Bright Blue Polished Yowah Nut 52.7 Ct

$800 USD

MM186N

MM186A

Rare Wood Fossil Boulder Opal 58.05 Ct

$725 USD

SK94

SK94 4

Large Square Shape Electric Rainbow Flash Wood Fossil Boulder Opal 63.5 ct

$685 USD

Large Koroit Pendant Size Stripe Pattern Boulder Opal Stone 87 ct

SK260 4

Large Koroit Pendant Size Stripe Pattern Boulder Opal Stone 87 ct

$650 USD

SK123

SK123 5

Purple Australian Boulder Opal 25.5 ct

$650 USD

SS245 1N

SS245 5

Deep Blue Ocean Winton Boulder Opal

$568 USD

SS250 1N

SS250 6

Pretty Purple Dark Ironstone Winton Boulder Opal

$560 USD

SK57 1

SK57 3

Dragons Skin Super Unique Boulder Opal 99 ct

$550 USD

Unique Long Teardrop Shape Koroit Boulder Matrix Opal Pendant Stone 71 ct

SK265 5

Unique Long Teardrop Shape Koroit Boulder Matrix Opal Pendant Stone 71 ct

$525 USD

SS253 1N

SS253 2

Stripey Flash Winton Boulder Opal

$525 USD

SS240 1N

SS240 2

Supernatural Purple 3D Effect Winton Boulder Opal

$525 USD

SS152 1

SS152 9

Purple Green Blue Boulder Opal 10.7 Ct

$525 USD

45.2 Carat Gorgeous Stripe Boulder Opal

SS48F

Gorgeous Stripe Boulder Opal 45.2 Ct

$520 USD

SK124

SK124 5

Ocean Blue Green Australian Boulder Opal 5.35 ct

$500 USD

SK89

SK89 3

Beautiful Green Blue Veins Yowah Boulder Opal 50 ct

$500 USD

SK67 1

SK67 4

Lilac Square Shape Australian Boulder Opal 61.5 Ct

$500 USD

SK56 2

SK56 4

Unique Matrix Veined Koroit Boulder Opal 156 ct

$500 USD

XX166

Large Surf Board Ocean Boulder Opal 29 ct

$500 USD

XX1622

Beautiful Turquoise Green Shimmer Boulder Opal 14 ct

~~$750~~ $490 USD

XX152

Awesome Large Blue Purple Boulder Opal 37 ct

$450 USD

DD59 1

DD59 3

Gorgeous Flashy Ocean Boulder Opal Pendant

$435 USD

SK125 1

SK125 5

Sparkling Blue Purple Australian Boulder Opal 9 ct

$425 USD

SS290 1N

SS290 5

Awesome Green Flash Winton Boulder Opal

$425 USD

SS162N

Electric Purple Large Boulder Opal

$425 USD

SS49N

SS49A

Large Unique Boulder Opal Specimen 152.2 Ct

$420 USD

Rainbow Sparkling Large Semi Teardrop Shape Australian Boulder Opal 131 ct

SK216 5

Rainbow Sparkling Large Semi Teardrop Shape Australian Boulder Opal 131 ct

$400 USD

SK70 1

SK70 5

Rectangle Shape Blue Purple Australian Boulder Opal 43.3 ct

$400 USD

dd31N

dd31 b

Stunning Purple Winton Boulder Opal Pendant

$400 USD

SS40N

SS40D

Large Electric Veins Boulder Opal 85.85 Ct

$400 USD

SS239 1N

SS239 5

Gorgeous Lavender Purple Winton Boulder Opal

$395 USD

XX153

Magical Deep Blue Purple Boulder Opal 33.5 ct

$390 USD

MM345N

MM345C

Gem Neon Bright Stunning Boulder Opal 4 Ct

$390 USD

SS32N

SS32F

Stunning Australian Boulder Opal Specimen 115.1 Ct

$385 USD

SK133 1

SK133 4

Green Flash Blue Australian Boulder Opal loose stone 14.8 ct

$380 USD

SK119

SK119 4

Gorgeous Blue Green Australian Boulder Opal 17.3 ct

$380 USD

SS33N

SS33F

Large Amazing Australian Boulder Opal Specimen 119.8 Ct

$380 USD

SK114

SK114 c

6 pcs Sparkling Rainbow Rectangle Shape Flashy Wood Fossil Australian Boulder Opal Parcel 25.2 ct

$375 USD

SK7

SK7 5

Deep Purple Triangle Shape Winton Boulder Opal 37.95 ct

$370 USD

SK27 1

SK27 3

Blue Green Boulder Opal 40 ct

$365 USD

DD47 1

DD47 6

Stunning Teardrop Shape Ladies Boulder Opal Pendant

$365 USD

SK136

SK136 4

Rainbow Flash Australian Boulder Opal 14.5 ct

$360 USD

Green Large Pyramid Shape Boulder Opal 94 ct

SK219 4

Green Large Pyramid Shape Boulder Opal 94 ct

$350 USD

Large Shield Shape Australian Boulder Opal loose stone 127 ct

SK215 4

Large Shield Shape Australian Boulder Opal loose stone 127 ct

$350 USD

Large Free Form Yowah Boulder Opal Specimen 120.5 ct

$350 USD

SK139 1

SK139 4

Diamond shape Australian Boulder Opal 25.7 ct

$350 USD

SK122 1

SK122 5

Gorgeous Blue Green Deep Ocean Australian Boulder Opal 11.7 ct

$350 USD

SK96

SK96 4

Sparkling Rainbow Wood Fossil Boulder Opal 28.6 ct

$350 USD

SK86

SK86 3

Large Green Blue Flash Insane Veins Yowah Boulder Opal Specimen 112 ct

$350 USD

SK85

SK85 4

Large Rainbow Flash Veins Yowah Boulder Opal Specimen 102 ct

$350 USD

SK66 1

SK66 5

Gorgeous Ocean Boulder Opal from Australia 68 Ct

$350 USD

XX1611

Gorgeous Deep Purple Boulder Opal 20 ct

$350 USD

SS38N

SS38C

Rainbow Electric Flash Boulder Opal 23.15 Ct

$350 USD

SS35N

SS35A

Large Lime green Shimmer Australian Boulder Opal 69 Ct

$350 USD

SS30N

SS30B

Natural Solid Boulder Opal Stone 37.9 Ct

$350 USD

MM357N

MM357C

Rainbow Color Sparkling Boulder Opal 5.3 Ct

$350 USD

SS196 1N

SS196 3

Large Rectangular Shape Boulder Opal

$345 USD

SS88N

SS88H

Brilliant Multi Color Flash Boulder Opal 9.25 Ct

$345 USD

MM353N

MM353B

Sparkling Boulder Opal Loose Stone 33.7 Ct

$340 USD

SS194 1

SS194 6

Large Blue Rectangle Shape Boulder Opal

$335 USD

SK150

SK150 4

Beautiful Shiny Stripes Australian Boulder Opal 10 ct

$325 USD

DD57 1

DD57 3

Gorgeous Purple Womens Boulder Opal Pendant

$325 USD

DD49 1

DD49 3

Stunning Purple Green Stripe Ladies Boulder Opal Pendant

$325 USD

SS270 1N

SS270 7

Elegant Colored Winton Boulder Opal

$325 USD

SS207 1N

SS207 7

Cute 3D effect Boulder Opal

$325 USD

SS198 1N

SS198 4

Stunning Green and Purple Flash 3D Effect Boulder Opal Ringstone

$325 USD

SS160 1N

SS160 2

Awesome Rainbow Stripe Large Boulder Opal 27.65 Ct

$325 USD

MM259N

MM259A

Gorgeous Triangular Wood Replacement Boulder Opal Stone

$325 USD

Green Sparkling Big Freeform Australian Boulder Opal Pendant Stone 130 ct

SK214 5

Green Sparkling Big Freeform Australian Boulder Opal Pendant Stone 130 ct

$320 USD

DD45 1

DD45 3

Gorgeous Unique Blue Colored Ladies Boulder Opal Pendant

$320 USD

MM77N

MM77B

Electric Rolling Flash Pipe Boulder Opal 15.75 Ct

$320 USD

SS185 1N

SS185 4

Blue and Pink Winton Boulder Opal

$315 USD

Large Freeform Snake Skin Look Australian Boulder Opal Specimen 128 ct

SK211 4

Large Freeform Snake Skin Look Australian Boulder Opal Specimen 128 ct

$300 USD

Large Oval Shape Yowah Boulder Opal Specimen 84.7 ct

$300 USD

SK165

SK165 4

Gorgeous Purple Flash Australian Boulder Opal 32.35 ct

$300 USD

SK113

SK113 4

3 pcs Sparkling Rainbow Flash Wood Fossil Australian Boulder Opal Parcel 25.5 ct

$300 USD

SK50 1

SK50 4

Unique Wood Fossil Boulder Opal 35.3 ct

$300 USD

SK34 1

SK34 4

Green Pink Fang Shape Boulder Opal 25.8 ct

$300 USD

XX248 a

XX248 b

10 Piece Winton Boulder Opal Ring Makers Parcel

$300 USD

DD65 1

DD65 3

Lovely Blue Ocean Ladies Boulder Opal Pendant

$300 USD

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