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Opal stones

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Opal stones for sale on largest auction and classifieds sites

Home / Loose Gemstones / Opal stones refurbished & used for sale | For Sale UK
Natural ethiopian - ct,

Natural ethiopian - ct,

£21.50
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Black ethiopian opal - ethiopian,

Black ethiopian opal - ethiopian,

£24.00
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Pcs black opal rough - 10,

Pcs black opal rough - 10,

£159.99
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Natural ethiopian black - ethiopian,

Natural ethiopian black - ethiopian,

£45.10
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Natural ethiopian - 2.10, ct

Natural ethiopian - 2.10, ct

£22.50
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Natural ethiopian - ct,

Natural ethiopian - ct,

£21.50
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50ct natural ethiopian jumbo - natural,

50ct natural ethiopian jumbo - natural,

£18.04
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Natural australian - ct,

Natural australian - ct,

£16.24
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Monarch fire opal oval cut - monarch,

Monarch fire opal oval cut - monarch,

£18.91
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Emerald cut natural monarch - cut,

Emerald cut natural monarch - cut,

£16.55
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Green opal cube - opal, welo

Green opal cube - opal, welo

£17.80
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Dry opal rough lot - rough, pieces

Dry opal rough lot - rough, pieces

£18.99
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Opal rough jewelry - 10, rough,

Opal rough jewelry - 10, rough,

£24.00
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Piece black dry opal - piece,

Piece black dry opal - piece,

£40.00
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50ct natural ethiopian - ethiopian, jumbo

50ct natural ethiopian - ethiopian, jumbo

£20.99
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Piece black dry - 20, ct

Piece black dry - 20, ct

£140.00
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Opal rough lot - opal,

Opal rough lot - opal,

£31.99
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Natural ethiopian multi - ethiopian, fire

Natural ethiopian multi - ethiopian, fire

£4.73
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200 pcs lot aaa natural - pcs,

200 pcs lot aaa natural - pcs,

£13.99
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103 certified blue fire - 103.00,

103 certified blue fire - 103.00,

£20.99
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Ammolite emerald doublet rare - ammolite,

Ammolite emerald doublet rare - ammolite,

£18.17
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Natural black ethiopian - natural,

Natural black ethiopian - natural,

£44.99
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Natural black ethiopian - natural,

Natural black ethiopian - natural,

£44.99
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Aaa natural pair ct - natural, of

Aaa natural pair ct - natural, of

£18.70
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Natural ethiopian welo - welo, opal

Natural ethiopian welo - welo, opal

£13.99
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Certified natural boulder opal - natural,

Certified natural boulder opal - natural,

£17.41
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Australian natural black fire - natural,

Australian natural black fire - natural,

£21.92
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Certified opal cabochon - ct,

Certified opal cabochon - ct,

£18.09
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Set pcs natural - 10,

Set pcs natural - 10,

£30.80
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Natural black fire opal oval - natural,

Natural black fire opal oval - natural,

£57.60
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Natural ethiopian - 59.30,

Natural ethiopian - 59.30,

£44.10
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Natural coarse crushed - natural,

Natural coarse crushed - natural,

£84.00
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Australian fire opal - fire,

Australian fire opal - fire,

£15.00
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Natural multicolor fire - multicolor, opal

Natural multicolor fire - multicolor, opal

£76.62
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150 17cts 100 natural play - natural,

150 17cts 100 natural play - natural,

£13.98
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Natural welo fire - natural, ethiopian

Natural welo fire - natural, ethiopian

£25.00
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Ethiopian black opal oval - black,

Ethiopian black opal oval - black,

£9.99
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Natural ethiopian welo opal - natural,

Natural ethiopian welo opal - natural,

£17.00
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Natural sky blue opal 570 - natural, ct

Natural sky blue opal 570 - natural, ct

£40.80
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Fire colors opal natural - natural, oval

Fire colors opal natural - natural, oval

£19.25
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Natural baguette cut - 18+,

Natural baguette cut - 18+,

£17.25
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Fancy cut beautiful natural - beautiful,

Fancy cut beautiful natural - beautiful,

£17.47
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Ethiopian black opal - opal, natural

Ethiopian black opal - opal, natural

£6.99
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Natural ethiopian welo - ethiopian,

Natural ethiopian welo - ethiopian,

£16.00
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Natural ethiopian welo opal - natural,

Natural ethiopian welo opal - natural,

£21.00
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Natural ethiopian welo opal - natural,

Natural ethiopian welo opal - natural,

£22.00
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Natural australian doublet - natural,

Natural australian doublet - natural,

£21.96
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Natural australian opal rough - australian,

Natural australian opal rough - australian,

£33.99
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Aaa natural ethiopian opal - natural,

Aaa natural ethiopian opal - natural,

£25.35
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Black ethiopian opal - ethiopian,

Black ethiopian opal - ethiopian,

£24.70
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12pcs natural ethiopian - a+++,

12pcs natural ethiopian - a+++,

£25.08
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Natural welo black opal - natural,

Natural welo black opal - natural,

£6.99
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Natural ethiopian opal 2mm - natural,

Natural ethiopian opal 2mm - natural,

£559.90
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Natural ethiopian welo - natural, opal

Natural ethiopian welo - natural, opal

£25.00
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Ethiopian black opal honeycomb - black,

Ethiopian black opal honeycomb - black,

£9.99
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Natural ethiopian opal - 16"natural,

Natural ethiopian opal - 16"natural,

£36.11
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Natural ethiopian welo - ethiopian, opal

Natural ethiopian welo - ethiopian, opal

£25.00
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Natural welo black opal - natural,

Natural welo black opal - natural,

£6.99
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Natural ethiopian welo - welo, opal

Natural ethiopian welo - welo, opal

£27.00
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Pcs australian opal 6x4mm - 10,

Pcs australian opal 6x4mm - 10,

£23.99
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1000 carat lot mixed - 1000, opal

1000 carat lot mixed - 1000, opal

£21.61
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Smoked ethiopian welo black - smoked,

Smoked ethiopian welo black - smoked,

£9.99
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Pcs natural ethiopian - ethiopian, black

Pcs natural ethiopian - ethiopian, black

£29.99
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Opal cts raw - cts, opals

Opal cts raw - cts, opals

£15.99
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Cube welo australian - welo,

Cube welo australian - welo,

£16.91
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Natural ethiopian opal - 7''natural,

Natural ethiopian opal - 7''natural,

£17.20
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Ethiopian black opal oval - black,

Ethiopian black opal oval - black,

£6.99
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Black ethiopian opal - ct,

Black ethiopian opal - ct,

£18.05
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Ethiopian black opal welo - black,

Ethiopian black opal welo - black,

£6.99
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Natural rainbow fire - natural,

Natural rainbow fire - natural,

£22.39
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Natural ethiopian opal wello - ethiopian,

Natural ethiopian opal wello - ethiopian,

£16.80
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Emerald cut natural monarch - emerald,

Emerald cut natural monarch - emerald,

£17.01
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Natural ethiopian welo - ethiopian,

Natural ethiopian welo - ethiopian,

£28.00
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Doublet ct certified - doublet,

Doublet ct certified - doublet,

£21.70
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Ethiopian black opal honeycomb - ethiopian,

Ethiopian black opal honeycomb - ethiopian,

£6.99
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Large premium black ethiopian - black,

Large premium black ethiopian - black,

£19.00
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Welo australian 120 pink - 120.5, ct

Welo australian 120 pink - 120.5, ct

£17.25
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200 pcs lot aaa natural - pcs,

200 pcs lot aaa natural - pcs,

£13.56
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Ethiopian black opal - black, oval

Ethiopian black opal - black, oval

£9.99
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Natural smoked ethiopian black - natural,

Natural smoked ethiopian black - natural,

£7.99
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Welo australian certified - welo,

Welo australian certified - welo,

£20.01
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Natural black fire opal - opal, oval

Natural black fire opal - opal, oval

£67.93
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Aaa large monarch - aaa+,

Aaa large monarch - aaa+,

£25.91
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Natural ethiopian opal - ethiopian,

Natural ethiopian opal - ethiopian,

£26.07
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Natural opals stones pieces - opals,

Natural opals stones pieces - opals,

£38.00
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Ammolite oval cut 96 98 - a+++, 96-98

Ammolite oval cut 96 98 - a+++, 96-98

£18.52
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110 oval shape natural - 110+,

110 oval shape natural - 110+,

£16.99
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Natural ethiopian wello - ethiopian,

Natural ethiopian wello - ethiopian,

£7.00
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Natural loose gemstone - natural,

Natural loose gemstone - natural,

£7.25
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Natural ethiopian opal - 16"natural,

Natural ethiopian opal - 16"natural,

£13.99
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Vvs natural opal like - vvs, ct

Vvs natural opal like - vvs, ct

£16.03
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25ct natural ethiopian jumbo - 25ct,

25ct natural ethiopian jumbo - 25ct,

£18.04
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7x5 natural ethiopian - natural, multi

7x5 natural ethiopian - natural, multi

£13.99
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3pcs 6mm round - round, natural

3pcs 6mm round - round, natural

£12.89
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Grade uncut raw cts opal - 50,

Grade uncut raw cts opal - 50,

£35.99
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Natural ethiopian opal - 16''natural,

Natural ethiopian opal - 16''natural,

£24.49
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Looking for more opal stones?

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📊96 listings · from £4.73 · avg £30.94
⚠️ These listings were last updated more than 11 days ago. Search for fresh listings

Browse 96 opal stones listings currently in our index. Prices range from £4.73 to £559.9, with an average of £30.94. 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 opal stones →

Try this: red beryl | red beryl gemstone | sapphires | spinel gemstone | mixed gemstones

Shop by budget

< £25 £25 – £50 £50 – £100 £100 – £200 £200 – £500 > £500

Everything you need to know about opal stones

Whether you are looking for a brand-new or second-hand opal stones, eBay offers one of the largest selections available online. With 96 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 £4.73, while premium listings can reach £559.9 — giving you a wide budget spread to work with. The average price of £30.94 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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