For Sale UK

Boulder opal

4

Boulder opal for sale on largest auction and classifieds sites

Home / Rings / Boulder opal refurbished & used for sale | For Sale UK
Natural boulder opal - boulder, cocktail

Natural boulder opal - boulder, cocktail

£95.25
Buy It Now

» View on eBay
Rare solid australian - solid, boulder

Rare solid australian - solid, boulder

£82.25
Buy It Now

» View on eBay
Blue australian boulder opal - blue,

Blue australian boulder opal - blue,

£47.50
Buy It Now

» View on eBay
Australian queensland boulder - australian,

Australian queensland boulder - australian,

£78.70
Buy It Now

» View on eBay
Natural teardrop boulder - boulder, opal

Natural teardrop boulder - boulder, opal

£152.40
Buy It Now

» View on eBay
2973cts queensland boulder - 2973cts,

2973cts queensland boulder - 2973cts,

£150.00
Buy It Now

» View on eBay
Australian boulder opal - australian,

Australian boulder opal - australian,

£63.10
Buy It Now

» View on eBay
Large wholesale australian - large,

Large wholesale australian - large,

£14773.23
Buy It Now

» View on eBay
Queensland boulder matrix opal

Queensland boulder matrix opal

£26.70
Buy It Now

» View on eBay
Australian yowah boulder opal - boulder,

Australian yowah boulder opal - boulder,

£29.77
Buy It Now

» View on eBay
Australian boulder opal - australian,

Australian boulder opal - australian,

£10.80
Buy It Now

» View on eBay
8ctsaustralian yowah - 20.8ctsaustralian,

8ctsaustralian yowah - 20.8ctsaustralian,

£29.77
Buy It Now

» View on eBay
4ctsaustralian yowah - 42.4ctsaustralian,

4ctsaustralian yowah - 42.4ctsaustralian,

£25.61
Buy It Now

» View on eBay
Australian boulder opal - australian,

Australian boulder opal - australian,

£70.03
Buy It Now

» View on eBay
5ct boulder opal - 7.5ct,

5ct boulder opal - 7.5ct,

£34.00
Buy It Now

» View on eBay
10ct boulder opal cabochon - 10ct,

10ct boulder opal cabochon - 10ct,

£33.00
Buy It Now

» View on eBay
Australian yowah boulder opal - australian,

Australian yowah boulder opal - australian,

£25.61
Buy It Now

» View on eBay
2cts australian boulder - 57.2cts,

2cts australian boulder - 57.2cts,

£29.77
Buy It Now

» View on eBay
280 grams large - 280,

280 grams large - 280,

£209.02
Buy It Now

» View on eBay
8cts queensland boulder opal - 9.8cts,

8cts queensland boulder opal - 9.8cts,

£18.24
Buy It Now

» View on eBay
Australian queensland boulder - queensland,

Australian queensland boulder - queensland,

£404.50
Buy It Now

» View on eBay
10ct bolder opal cabochon from - bolder,

10ct bolder opal cabochon from - bolder,

£38.00
Buy It Now

» View on eBay
5ct bolder opal - , cabochon

5ct bolder opal - , cabochon

£35.00
Buy It Now

» View on eBay
Australian yowah boulder opal - yowah,

Australian yowah boulder opal - yowah,

£29.77
Buy It Now

» View on eBay
6cts queensland boulder - 47.6cts,

6cts queensland boulder - 47.6cts,

£42.25
Buy It Now

» View on eBay
Gorgeous australian boulder - australian,

Gorgeous australian boulder - australian,

£185.21
Buy It Now

» View on eBay
Natural solid australian - natural,

Natural solid australian - natural,

£155.14
Buy It Now

» View on eBay
Australian yowah boulder - boulder, opal

Australian yowah boulder - boulder, opal

£29.77
Buy It Now

» View on eBay
40ct boulder opal - 43.40ct,

40ct boulder opal - 43.40ct,

£177.27
Buy It Now

» View on eBay
90ct natural australian - 16.90ct,

90ct natural australian - 16.90ct,

£73.50
Buy It Now

» View on eBay
Natural boulder fire opal - boulder,

Natural boulder fire opal - boulder,

£22.57
Buy It Now

» View on eBay
5ct boulder opal - 19.5ct,

5ct boulder opal - 19.5ct,

£39.00
Buy It Now

» View on eBay
Australian boulder opal - australian,

Australian boulder opal - australian,

£37.10
Buy It Now

» View on eBay
Australian lightning ridge - australian,

Australian lightning ridge - australian,

£52.70
Buy It Now

» View on eBay
2ctsaustralian yowah - 17.2ctsaustralian,

2ctsaustralian yowah - 17.2ctsaustralian,

£25.61
Buy It Now

» View on eBay
Modern coober pedy australian - coober,

Modern coober pedy australian - coober,

£101.60
Buy It Now

» View on eBay
1cts koroit queensland - koroit,

1cts koroit queensland - koroit,

£52.65
Buy It Now

» View on eBay
Boulder opal specimen - ✨,

Boulder opal specimen - ✨,

£6.35
Buy It Now

» View on eBay
Matrix boulder opal - , from

Matrix boulder opal - , from

£70.38
Buy It Now

» View on eBay
Queensland boulder opal resin - queensland,

Queensland boulder opal resin - queensland,

£104.70
Buy It Now

» View on eBay
Australian boulder opal - , with

Australian boulder opal - , with

£38.97
Buy It Now

» View on eBay
1010 grams large queensland - large,

1010 grams large queensland - large,

£209.02
Buy It Now

» View on eBay
Australian boulder opal large - opal,

Australian boulder opal large - opal,

£148.17
Buy It Now

» View on eBay
8cts queensland boulder - queensland,

8cts queensland boulder - queensland,

£24.57
Buy It Now

» View on eBay
Boulder opal pendant - pendant, 5.40

Boulder opal pendant - pendant, 5.40

£28.70
Buy It Now

» View on eBay
0ctsaustralian yowah - 32.0ctsaustralian,

0ctsaustralian yowah - 32.0ctsaustralian,

£24.57
Buy It Now

» View on eBay
62cts queensland boulder opal - ,

62cts queensland boulder opal - ,

£31.85
Buy It Now

» View on eBay
Beautiful boulder opal - beautiful,

Beautiful boulder opal - beautiful,

£55.00
Buy It Now

» View on eBay
Australian yowah boulder - australian, opal

Australian yowah boulder - australian, opal

£29.77
Buy It Now

» View on eBay
Australian boulder opal pear - boulder,

Australian boulder opal pear - boulder,

£80.00
Buy It Now

» View on eBay
Australian opal drilled - australian,

Australian opal drilled - australian,

£21.50
Buy It Now

» View on eBay
9ct boulder opal freeform - boulder,

9ct boulder opal freeform - boulder,

£11.43
Buy It Now

» View on eBay
29cts australian yowah - 29cts,

29cts australian yowah - 29cts,

£29.77
Buy It Now

» View on eBay
1cts queensland boulder - queensland,

1cts queensland boulder - queensland,

£24.57
Buy It Now

» View on eBay
Fine vintage 18ct gold - vintage,

Fine vintage 18ct gold - vintage,

£821.68
Buy It Now

» View on eBay
Bimonia 925 sterling silver - 925,

Bimonia 925 sterling silver - 925,

£536.75
Buy It Now

» View on eBay
126 cts australian - 126,

126 cts australian - 126,

£24.57
Buy It Now

» View on eBay
Large 2811 10ct sperb - large,

Large 2811 10ct sperb - large,

£224.90
Buy It Now

» View on eBay
9cts australian boulder - australian,

9cts australian boulder - australian,

£29.77
Buy It Now

» View on eBay
0cts queensland boulder - 30.0cts,

0cts queensland boulder - 30.0cts,

£21.45
Buy It Now

» View on eBay
6cts queensland boulder - ,

6cts queensland boulder - ,

£42.25
Buy It Now

» View on eBay
032 australian precious - australian,

032 australian precious - australian,

£57.90
Buy It Now

» View on eBay
42kg large queensland - 1.42kg,

42kg large queensland - 1.42kg,

£314.86
Buy It Now

» View on eBay
156ct pair australian - 156ct, of

156ct pair australian - 156ct, of

£239.28
Buy It Now

» View on eBay
67cts queensland boulder - 67cts,

67cts queensland boulder - 67cts,

£42.25
Buy It Now

» View on eBay
6cts australian boulder - 27.6cts,

6cts australian boulder - 27.6cts,

£24.57
Buy It Now

» View on eBay
178cts queensland boulder opal - 178cts,

178cts queensland boulder opal - 178cts,

£40.17
Buy It Now

» View on eBay
Lovely little heart shaped - little,

Lovely little heart shaped - little,

£30.00
Buy It Now

» View on eBay
Natural 60ct australian - natural, 1.60ct

Natural 60ct australian - natural, 1.60ct

£80.00
Buy It Now

» View on eBay
4ctsaustralian yowah - 34.4ctsaustralian,

4ctsaustralian yowah - 34.4ctsaustralian,

£25.61
Buy It Now

» View on eBay
Australian boulder opal - australian,

Australian boulder opal - australian,

£80.46
Buy It Now

» View on eBay
Natural australian boulder - natural,

Natural australian boulder - natural,

£221.60
Buy It Now

» View on eBay
Boulder opal pendant 25 - opal,

Boulder opal pendant 25 - opal,

£14.35
Buy It Now

» View on eBay
Sterling silver 925 - sterling,

Sterling silver 925 - sterling,

£100.97
Buy It Now

» View on eBay
Queensland boulder opal - queensland,

Queensland boulder opal - queensland,

£16.10
Buy It Now

» View on eBay
5ct boulder opal - 11.5ct,

5ct boulder opal - 11.5ct,

£35.00
Buy It Now

» View on eBay
Australian boulder opal - australian,

Australian boulder opal - australian,

£111.13
Buy It Now

» View on eBay
9ct 20x11x6 top multicolor - 20x11x6,

9ct 20x11x6 top multicolor - 20x11x6,

£196.82
Buy It Now

» View on eBay
Boulder opal large - boulder,

Boulder opal large - boulder,

£50.62
Buy It Now

» View on eBay
Boulder opal green blue - opal,

Boulder opal green blue - opal,

£190.19
Buy It Now

» View on eBay
4cts queensland boulder - queensland,

4cts queensland boulder - queensland,

£29.77
Buy It Now

» View on eBay
3cts queensland boulder - ,

3cts queensland boulder - ,

£21.45
Buy It Now

» View on eBay
Australian boulder opal - australian,

Australian boulder opal - australian,

£31.90
Buy It Now

» View on eBay
Koroit bulk boulder - koroit,

Koroit bulk boulder - koroit,

£101.57
Buy It Now

» View on eBay
56cts queensland boulder opal - queensland,

56cts queensland boulder opal - queensland,

£24.57
Buy It Now

» View on eBay
Natural australian boulder - natural,

Natural australian boulder - natural,

£137.39
Buy It Now

» View on eBay
82cts queensland boulder - 82cts,

82cts queensland boulder - 82cts,

£42.25
Buy It Now

» View on eBay
Australian boulder opal - australian,

Australian boulder opal - australian,

£13.96
Buy It Now

» View on eBay
Australian boulder opal 302ct - boulder,

Australian boulder opal 302ct - boulder,

£158.75
Buy It Now

» View on eBay
Australian boulder opal oval - boulder,

Australian boulder opal oval - boulder,

£65.18
Buy It Now

» View on eBay
2cts queensland boulder - 13.2cts,

2cts queensland boulder - 13.2cts,

£21.45
Buy It Now

» View on eBay
108cts queensland boulder - 108cts,

108cts queensland boulder - 108cts,

£52.65
Buy It Now

» View on eBay
Australian boulder opal - australian,

Australian boulder opal - australian,

£158.75
Buy It Now

» View on eBay
13gr boulder opal rough - boulder,

13gr boulder opal rough - boulder,

£22.23
Buy It Now

» View on eBay
Beautiful boulder opal - boulder,

Beautiful boulder opal - boulder,

£45.00
Buy It Now

» View on eBay
Australian queensland quilpie - australian,

Australian queensland quilpie - australian,

£280.46
Buy It Now

» View on eBay

Looking for more boulder opal?

Search eBay live — fresh results filtered for the best value, updated every hour.

🔍 Search live deals
📊96 listings · from £6.35 · avg £241.73

Browse 96 boulder opal listings currently in our index. Prices range from £6.35 to £14773.23, with an average of £241.73. 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 | canary diamond ring | celtic rings | chocolate diamond rings | chopard | cluster rings | cocktail rings | colombian emerald ring | coral rings | elephant ring

Shop by budget

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

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 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 £6.35, while premium listings can reach £14773.23 — giving you a wide budget spread to work with. The average price of £241.73 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.

🔍 boulder opal Search live on eBay