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Boulder opal

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Boulder opal for sale on Ireland's largest auction and classifieds sites

Australian boulder opal - australian,

Australian boulder opal - australian,

£99.50 · Buy It Now

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Polished boulder opal - boulder, –

Polished boulder opal - boulder, –

£22.23 · Buy It Now

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Boulder opal loose vintage - opal,

Boulder opal loose vintage - opal,

£78.70 · Buy It Now

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Boulder opal large natural - opal,

Boulder opal large natural - opal,

£22.00 · Buy It Now

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Stunning boulder opal - boulder,

Stunning boulder opal - boulder,

£117.18 · Buy It Now

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Australian boulder opal rubs - australian,

Australian boulder opal rubs - australian,

£70.00 · Buy It Now

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9x7 aussie queensland - 9x7,

9x7 aussie queensland - 9x7,

£37.48 · Buy It Now

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Natural solid australian old - natural,

Natural solid australian old - natural,

£85.00 · Buy It Now

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295 cts australian - 295, (59

295 cts australian - 295, (59

£30.86 · Buy It Now

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1cts queensland boulder opal - 2.1cts,

1cts queensland boulder opal - 2.1cts,

£53.67 · Buy It Now

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Natural solid australian - natural,

Natural solid australian - natural,

£106.57 · Buy It Now

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Lucky aussie queensland - aussie,

Lucky aussie queensland - aussie,

£31.12 · Buy It Now

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Boulder opal 178g - boulder,

Boulder opal 178g - boulder,

£62.88 · Buy It Now

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Boulder opal pendant - opal,

Boulder opal pendant - opal,

£73.50 · Buy It Now

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Rare australian pipe boulder - rare,

Rare australian pipe boulder - rare,

£422.38 · Buy It Now

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Ring silver 925 boulder opal - silver,

Ring silver 925 boulder opal - silver,

£134.00 · Buy It Now

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Australian boulder opal 32ct - boulder,

Australian boulder opal 32ct - boulder,

£24.30 · Buy It Now

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Natural solid australian - solid,

Natural solid australian - solid,

£146.30 · Buy It Now

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14k white gold boulder - white,

14k white gold boulder - white,

£445.00 · Buy It Now

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Womens teardrop shaped boulder - teardrop-shaped,

Womens teardrop shaped boulder - teardrop-shaped,

£73.50 · Buy It Now

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Aussie queensland - aussie,

Aussie queensland - aussie,

£56.53 · Buy It Now

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Aussie queensland - 63.8c,

Aussie queensland - 63.8c,

£56.53 · Buy It Now

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Natural australian boulder - natural,

Natural australian boulder - natural,

£185.00 · Buy It Now

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Loose natural australian - loose,

Loose natural australian - loose,

£10.80 · Buy It Now

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Qld boulder opal - opal, doublet

Qld boulder opal - opal, doublet

£195.32 · Buy It Now

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Australian boulder opal - boulder,

Australian boulder opal - boulder,

£159.28 · Buy It Now

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66g 10ct 417 white gold - 2.66g,

66g 10ct 417 white gold - 2.66g,

£156.70 · Buy It Now

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Australian boulder opal - australian, 5.30ct

Australian boulder opal - australian, 5.30ct

£35.09 · Buy It Now

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Australian natural queensland - australian,

Australian natural queensland - australian,

£341.42 · Buy It Now

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Australian natural lightning - australian,

Australian natural lightning - australian,

£155.62 · Buy It Now

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Ring silver 925 - ring, opal

Ring silver 925 - ring, opal

£134.00 · Buy It Now

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Boulder opal gemstone - boulder,

Boulder opal gemstone - boulder,

£26.70 · Buy It Now

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Koroit queensland boulder opal - queensland,

Koroit queensland boulder opal - queensland,

£117.51 · Buy It Now

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Boulder opal with green - opal,

Boulder opal with green - opal,

£34.00 · Buy It Now

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Natural solid australian - natural, yowah

Natural solid australian - natural, yowah

£144.84 · Buy It Now

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Boulder opal 48ct set 7 - 29.48ct, of

Boulder opal 48ct set 7 - 29.48ct, of

£53.99 · Buy It Now

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Loose natural australian - loose,

Loose natural australian - loose,

£21.50 · Buy It Now

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Boulder opal 71ct 7 x - boulder,

Boulder opal 71ct 7 x - boulder,

£120.05 · Buy It Now

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Boulder opal large natural - large,

Boulder opal large natural - large,

£50.62 · Buy It Now

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Rare australian pipe boulder - australian,

Rare australian pipe boulder - australian,

£304.99 · Buy It Now

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Queensland boulder opal resin - boulder,

Queensland boulder opal resin - boulder,

£104.70 · Buy It Now

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Boulder opal 935silver - 935silver, pendant

Boulder opal 935silver - 935silver, pendant

£42.30 · Buy It Now

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30ct australian boulder - australian,

30ct australian boulder - australian,

£158.78 · Buy It Now

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Boulder opal quilpie - opal,

Boulder opal quilpie - opal,

£36.00 · Buy It Now

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Natural solid australian - natural,

Natural solid australian - natural,

£99.50 · Buy It Now

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Boulder opal pendant - opal, set

Boulder opal pendant - opal, set

£12.99 · Buy It Now

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Australian natural yowah nut - yowah,

Australian natural yowah nut - yowah,

£76.19 · Buy It Now

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Boulder opal gemstone pendant - gemstone,

Boulder opal gemstone pendant - gemstone,

£20.43 · Buy It Now

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📊48 listings · from £10.8 · avg £105.16
⚠️ These listings were last updated more than 26 days ago. Search for fresh listings

Browse 48 boulder opal listings currently in our index. Prices range from £10.8 to £445, with an average of £105.16. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about boulder opal →

Try this: brazilian opal | ceylon sapphire | colombian emeralds | doublets | emerald stone | garnet stone | gems stones | loose black diamonds | loose opals | melee diamonds

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Everything you need to know about boulder opal

Whether you are looking for a brand-new or second-hand boulder opal, eBay offers one of the largest selections available online. With 48 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £10.8, while premium listings can reach £445 — giving you a wide budget spread to work with. The average price of £105.16 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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