Boulder Opal Transparent Loose Gemstones
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256 Results
200 Ct+ NATURAL Boulder Opal Doublet ROUND Cut Rare Loose Gemstone CERTIFIED Lot
$152.27Was: $281.99or Best OfferFree shippingPolished Boulder Cushion Winton Green Blue Fancy Shape 23.50 Carats Lapidary
$31.49Was: $44.99or Best OfferFree shippingNEW OPAL 23.20 CT CERTIFIED LOOSE Cushion GEMSTONE CUT NATURAL MULTI-COLOR
$30.09Was: $42.99or Best OfferFree shippingPolished Boulder Opal Winton Green Blue Fancy Shape 17.70 Carats Lapidary
$38.50Was: $55.00or Best OfferFree shipping5.45ct 18.4x10.5x4mm Blue Crystal Pipe Australian Boulder Opal Oval Cabochon Gem
$159.00or Best Offer$5.25 shipping3 ct. Boulder opal Natural Australian Gem Boulder Opal
$450.00Free shipping6.43 Ct Exquisite (16 x 11)Top Collection Natural Australian Koroit Boulder Opal
$18.00or Best Offer$8.00 shipping8.30 Ct Well-Chosen (18 x 13) Violet Blue Australian Koroit Boulder Opal "SALE"
$42.00or Best Offer$8.00 shipping24.12 CT 26X17MM HUGE! AUSTRALIAN NATURAL KOROIT BOULDER OPAL LOOSE GEMSTONE
$15.99Free shipping5.47 Ct Alluring (14 x 10) Top Collection Natural Australian Koroit Boulder Opal
$12.00or Best Offer$8.00 shipping6.95 Ct Fabulous (18 x 11) Violet Blue Natural Australian Koroit Boulder Opal
$18.00or Best Offer$8.00 shipping8.07 Ct Impressive (14 x 14) Violet Blue Natural Australian Koroit Boulder Opal
$22.00or Best Offer$8.00 shipping5.5 CTS, BOULDER OPAL RUB, QUEENSLAND AUSTRALIA FREE SHAPE 15 X 13 MM
$32.05$19.37 shipping25.27 CT 28X19 MM HUGE! AUSTRALIAN NATURAL KOROIT BOULDER OPAL LOOSE GEMSTONE
$9.99or Best Offer$8.00 shipping14.57Ct RAREST MULTI-COLOR MATRIX PRECIOUS NATURAL KOROIT NUT BOULDER OPAL !
$21.99or Best Offer$5.99 shipping10.34 Ct Hilarious (18 x 15) Violet Blue Natural Australian Koroit Boulder Opal
$20.00or Best Offer$8.00 shipping33.18 Ct Remarkable (25 x 20) Collection Australian Koroit Boulder Opal "SALE"
$20.00or Best Offer$8.00 shipping18.09 Ct Superb (18 x 18) Top Collection Natural Australian Koroit Boulder Opal
$12.00or Best Offer$8.00 shipping17.15 Ct Mesmerizing (22 x 16)Violet Blue Natural Australian Koroit Boulder Opal
$12.00or Best Offer$8.00 shipping8.92 Ct Unbelivable (25 x 13) Violet Blue Australian Koroit Boulder Opal "SALE"
$40.00or Best Offer$8.00 shipping17.41 Ct Hilarious (24 x 15) Violet Blue Natural Australian Koroit Boulder Opal
$51.00or Best Offer$8.00 shipping6.41Ct Awesome Perfect Pear 14.7X9.4 MM Australia Natural BOULDER OPAL
$19.80or Best Offer$6.60 shipping9.95 Ct Magnificent (16 x 15) Violet Blue Natural Australian Koroit Boulder Opal
$24.00or Best Offer$8.00 shipping20.97 Ct Extra Ordinary (19 x 16) Top Natural Australian Koroit Boulder Opal
$8.00or Best Offer$8.00 shipping9.47 Ct Romantic (17 x 13) Violet Blue Natural Australian Koroit Boulder Opal
$20.00or Best Offer$8.00 shipping19.26 Ct Shocking Fire Fancy Shape 38 x 11 mm 100%Natural Australia Boulder Opal
$24.00or Best Offer$8.00 shipping4.36Ct Incredible Perfect Perfect Round 10.4 MM Australia Natural BOULDER OPAL
$13.99or Best Offer$5.99 shipping27.08 Ct Glamorous (22 x 17) Collection Natural Australian Koroit Boulder Opal
$16.00or Best Offer$8.00 shipping8.30 Ct Flashing (18 x 13) Neon Violet Blue Australian Koroit Boulder Opal"SALE"
$44.00or Best Offer$8.00 shipping17.28 Ct Superb (25 x 14)Neon Violet Blue Natural Australian Koroit Boulder Opal
$48.00or Best Offer$8.00 shipping33.50 Ct Perfect Fancy 24.1 x 20.4 MM Australia Natural BOULDER OPAL
$41.99or Best Offer$5.99 shipping8.87 Ct Five Star (17 x 12) Violet Blue Natural Australian Koroit Boulder Opal
$22.00or Best Offer$8.00 shipping18.42 Ct Flashing (21 x 17) Violet Blue Natural Australian Koroit Boulder Opal
$16.00or Best Offer$8.00 shipping6.95 Ct Rarest (18 x 11) Neon Violet Blue Natural Australian Koroit Boulder Opal
$12.00or Best Offer$8.00 shipping24.08 Ct Perfect Fancy 23.5 x 14.2 MM Australia Natural BOULDER OPAL
$31.99or Best Offer$5.99 shipping13.58 Ct World Class (19 x 15) Collection Natural Australian Koroit Boulder Opal
$7.00or Best Offer$8.00 shipping5.37 Ct Esteemed (18 x 11) Top Collection Natural Australian Koroit Boulder Opal
$12.00or Best Offer$8.00 shipping36.01 Ct Resplendent (32 x 14) Collection Natural Australian Koroit Boulder Opal
$16.00or Best Offer$8.00 shipping8.65Ct Pretty Perfect Oval 14.8X11.1 MM Australia Natural BOULDER OPAL
$21.99or Best Offer$5.99 shipping8.07 Ct Astonishing (14 x 14) Violet Blue Australian Koroit Boulder Opal "SALE"
$18.00or Best Offer$8.00 shipping32.23 Ct Topnotch (34 x 19) Top Collection Australian Koroit Boulder Opal "SALE"
$16.00or Best Offer$8.00 shipping4.58 Ct Incomparable Oval 12.2 x 9.0 MM 100% Natural Australia BOULDER OPAL
$15.99or Best Offer$5.99 shipping23.15 Ct Valuable (21 x 16) Violet Blue Natural Australian Koroit Boulder Opal
$10.00or Best Offer$8.00 shipping14.57Ct RAREST MULTI-COLOR MATRIX PRECIOUS NATURAL KOROIT NUT BOULDER OPAL !
$24.20or Best Offer$6.60 shipping31.51 Ct Resplendent (29 x 19) Collection Natural Australian Koroit Boulder Opal
$13.00or Best Offer$8.00 shipping3.20 Ct Perfect Oval 11.4 x 8.2 MM Australia Natural BOULDER OPAL
$13.20or Best Offer$6.60 shipping9.47 Ct Splendid (17 x 13) Violet Blue Australian Koroit Boulder Opal "SALE"
$18.00or Best Offer$8.00 shipping7.29 Ct Glittering (16 x 13) Violet Blue Natural Australian Koroit Boulder Opal
$10.00or Best Offer$8.00 shipping17.13 Ct Five Star (22 x 16) Top Collection Australian Koroit Boulder Opal"SALE"
$18.00or Best Offer$8.00 shipping4.11Ct Premium Perfect Oval 11.5X9.7 MM Australia Natural BOULDER OPAL
$15.40or Best Offer$6.60 shipping27.47 Ct Remarkable (39 x 16) Violet Blue Natural Australian Koroit Boulder Opal
$56.000 bidsor Best OfferEnding Jun 13 at 7:19PM PDT8d 23hFree shipping17.28 Ct World Class (24 x 15) Violet Blue Australian Koroit Boulder Opal "SALE"
$12.00or Best Offer$8.00 shipping13.48 Ct Pretty (22 x 14) Top Collection Natural Australian Koroit Boulder Opal
$30.00or Best Offer$8.00 shipping13.48 Ct Esteemed (22 x 14) Top Collection Australian Koroit Boulder Opal "SALE"
$26.00or Best Offer$8.00 shipping5.44 Ct Valuable (16 x 8) Blue Natural Australian Koroit Boulder Opal "SALE"
$32.00or Best Offer$8.00 shipping33.44 Ct Joyful (24 x 16) Top Collection Australian Koroit Boulder Opal "SALE"
$20.00or Best Offer$8.00 shipping10.68 Ct Remarkable (26 x 10) Collection Australian Koroit Boulder Opal "SALE"
$18.00or Best Offer$8.00 shipping42.98 Ct Resplendent (25 x 22)Violet Blue Natural Australian Koroit Boulder Opal
$14.00or Best Offer$8.00 shipping24.08 Ct Perfect Fancy 23.5 x 14.2 MM Australia Natural BOULDER OPAL
$35.19or Best Offer$6.60 shipping26.13 Ct Flashing (19 x 16) Violet Blue Australian Koroit Boulder Opal "SALE"
$14.00or Best Offer$8.00 shipping