Synthetic opal
Synthetic opal for sale on Ireland's largest auction and classifieds sites
Elegant ladies coveted choice - elegant, - £15.08
- Free postage - New and Used
- Free postage - New and Used
Pair vintage boho - vintage, elegant - £5.99
These vintage boho • Elegant silvery dangle • Chic feature synthetic - Free postage - New and Used
These vintage boho • Elegant silvery dangle • Chic feature synthetic - Free postage - New and Used
Synthetic opal pear - opal, - £30.20
Synthetic opal pear • Cabochon 1.80 cts • Loose gemstone 13x8 - Free postage - New and Used
Synthetic opal pear • Cabochon 1.80 cts • Loose gemstone 13x8 - Free postage - New and Used
Sterling silver marquise - sterling, - £10.95
Opal iridescent flashes • Pink blue green • Are beautifully showcased - Free postage - New and Used
Opal iridescent flashes • Pink blue green • Are beautifully showcased - Free postage - New and Used
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Red lab created synthetic opal - created, - £18.47
Lab created opal • Mineral type synthetic • Color red shape - Free postage - New and Used
Lab created opal • Mineral type synthetic • Color red shape - Free postage - New and Used
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48 listings · from £2.89 · avg £22.51
⚠️ These listings were last updated more than 89 days ago.
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Browse 48 synthetic opal listings currently in our index. Prices range from £2.89 to £130.3, with an average of £22.51. 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 synthetic opal →
Silver plated synthetic white - silver, - £9.99
Stunning round white • Opal stone adds • Touch elegance while - Free postage - New and Used
Stunning round white • Opal stone adds • Touch elegance while - Free postage - New and Used
Glitter opal tongue - opal, bar - £3.29
Glitter opal set • Tongue bar synthetic • Gemstone 14g 1.6mm - Free postage - New and Used
Glitter opal set • Tongue bar synthetic • Gemstone 14g 1.6mm - Free postage - New and Used
Wholesale white synthetic - [wholesale], - £65.84
Mineral type synthetic • Lab created opal • Color white cut - Free postage - New and Used
Mineral type synthetic • Lab created opal • Color white cut - Free postage - New and Used
Wholesale white synthetic - white, - £17.09
Mineral type synthetic • Lab created opal • Color white cut - Free postage - New and Used
Mineral type synthetic • Lab created opal • Color white cut - Free postage - New and Used
Light blue mosaic - blue, synthetic - £6.66
Bring beautiful splash • Colour your jewellery • Creations thislight sky - Free postage - New and Used
Bring beautiful splash • Colour your jewellery • Creations thislight sky - Free postage - New and Used
Fire black synthetic lab - synthetic, - £9.23
Mineral type synthetic • Lab created opal • Color fire black - Free postage - New and Used
Mineral type synthetic • Lab created opal • Color fire black - Free postage - New and Used
Synthetic white opal drop - opal, - £12.99
Crafted from silver • Plated brass alloy • Hypoallergenic comfort they - Free postage - New and Used
Crafted from silver • Plated brass alloy • Hypoallergenic comfort they - Free postage - New and Used
Half drilled white - half, - £130.30
Lab created opal • Mineral type synthetic • Color white shape - Free postage - New and Used
Lab created opal • Mineral type synthetic • Color white shape - Free postage - New and Used
Loose gemstone synthetic opal - gemstone, - £15.77
Will our best • Satisfy you - Free postage - New and Used
Will our best • Satisfy you - Free postage - New and Used
Loose gemstone ct - 19.30, - £14.76
This stunning 19.30 • Australian black golden • Synthetic opal certified - Free postage - New and Used
This stunning 19.30 • Australian black golden • Synthetic opal certified - Free postage - New and Used
Starburst opal luxury vintage - opal, - £10.98
Earrings feature star • Shape synthetic opal • Stones multicoloured design - Free postage - New and Used
Earrings feature star • Shape synthetic opal • Stones multicoloured design - Free postage - New and Used
Synthetic white opal gemstone - synthetic, - £16.99
Made synthetic opal • Show off your • Style this stunning - Free postage - New and Used
Made synthetic opal • Show off your • Style this stunning - Free postage - New and Used
316l steel synthetic opal - synthetic, - £3.49
316l surgical steel • Synthetic opal tear • Drop 6mm tragus - Free postage - New and Used
316l surgical steel • Synthetic opal tear • Drop 6mm tragus - Free postage - New and Used
Opal synthetic oval cabochon - opal, - £6.66
Shape oval cabochon • Gemstone synthetic opal • Lab created perfect - Free postage - New and Used
Shape oval cabochon • Gemstone synthetic opal • Lab created perfect - Free postage - New and Used
Blue synthetic opal hoop - synthetic, - £9.99
Synthetic opal hoop • Experience stunning beauty • Earrings from philip - Free postage - New and Used
Synthetic opal hoop • Experience stunning beauty • Earrings from philip - Free postage - New and Used
White opal lab created - white, - £23.64
Mineral type synthetic • Lab created opal • Color white cut - Free postage - New and Used
Mineral type synthetic • Lab created opal • Color white cut - Free postage - New and Used
Black synthetic lab - black, - £34.56
Mineral type synthetic • Lab created opal • Color black cut - Free postage - New and Used
Mineral type synthetic • Lab created opal • Color black cut - Free postage - New and Used
Azure blue synthetic opal - azure, - £10.95
Minimalist slim band • Stacking ring round • Azure blue synthetic - Free postage - New and Used
Minimalist slim band • Stacking ring round • Azure blue synthetic - Free postage - New and Used
Purple synthetic lab created - lab, - £43.72
Mineral type synthetic • Lab created opal • Color purple cut - Free postage - New and Used
Mineral type synthetic • Lab created opal • Color purple cut - Free postage - New and Used
Sky blue synthetic lab - blue, - £28.13
Lab created opal • Mineral type synthetic • Color sky blue - Free postage - New and Used
Lab created opal • Mineral type synthetic • Color sky blue - Free postage - New and Used
Silver plated synthetic blue - synthetic, - £9.99
Its hypoallergenic high • Polished finish makes • Safe sensitive skin - Free postage - New and Used
Its hypoallergenic high • Polished finish makes • Safe sensitive skin - Free postage - New and Used
White synthetic opal hoop - white, - £9.99
Synthetic opal hoop • Experience beauty elegance • Earrings huggie closure - Free postage - New and Used
Synthetic opal hoop • Experience beauty elegance • Earrings huggie closure - Free postage - New and Used
Sterling silver - (1195), - £9.99
Sale have sterling • Silver 925 synthetic • Opal pendant - Free postage - New and Used
Sale have sterling • Silver 925 synthetic • Opal pendant - Free postage - New and Used
Beautiful real silver - a, - £19.36
Beautiful real silver • Stamped 925 pendant • Likely synthetic pearls - Free postage - New and Used
Beautiful real silver • Stamped 925 pendant • Likely synthetic pearls - Free postage - New and Used
Fire black blue - x4, - £37.10
Brand new you • Are purchasing stones • 7x9mm - Free postage - New and Used
Brand new you • Are purchasing stones • 7x9mm - Free postage - New and Used
Art nouveau silver pendant - art, - £63.10
Used but great • Condition piece - Free postage - New and Used
Used but great • Condition piece - Free postage - New and Used
Synthetic opal pendant - synthetic, - £20.00
Pretty synthetic opal • Pendant suspended from • Rolled gold chain - Free postage - New and Used
Pretty synthetic opal • Pendant suspended from • Rolled gold chain - Free postage - New and Used
Fire black synthetic lab - black, - £18.54
Lab created opal • Mineral type synthetic • Color fire black - Free postage - New and Used
Lab created opal • Mineral type synthetic • Color fire black - Free postage - New and Used
925 solid silver - silver, synthetic - £29.00
These 925 solid • Silver synthetic opal • Round stud dangly - Free postage - New and Used
These 925 solid • Silver synthetic opal • Round stud dangly - Free postage - New and Used
Half drilled white synthetic - drilled, - £8.52
Lab created opal • Mineral type synthetic • Color white shape - Free postage - New and Used
Lab created opal • Mineral type synthetic • Color white shape - Free postage - New and Used
Seller faceted light blue - seller!, - £12.89
Synthetic opal • Man made version • Pendant necklace can - Free postage - New and Used
Synthetic opal • Man made version • Pendant necklace can - Free postage - New and Used
316l surgical steel synthetic - 316l, - £2.89
Bar 316l surgical • Steel nose rings • Studs ball ynthetic - Free postage - New and Used
Bar 316l surgical • Steel nose rings • Studs ball ynthetic - Free postage - New and Used
Sky blue synthetic - sky, - £28.58
Mineral type synthetic • Lab created opal • Color sky blue - Free postage - New and Used
Mineral type synthetic • Lab created opal • Color sky blue - Free postage - New and Used
White fire opal stone necklace - opal, - £11.98
This exquisite white • Fire opal stone • Necklace features oval - Free postage - New and Used
This exquisite white • Fire opal stone • Necklace features oval - Free postage - New and Used
Synthetic opal necklace - synthetic, - £88.86
Piece handcrafted showcase • Ethereal colors aurora • Borealis making unique - Free postage - New and Used
Piece handcrafted showcase • Ethereal colors aurora • Borealis making unique - Free postage - New and Used
Pair implant grade - pair, **implant - £7.99
Pair has bezel • Cut synthetic opal • Stone grade titanium - Free postage - New and Used
Pair has bezel • Cut synthetic opal • Stone grade titanium - Free postage - New and Used
White lab created synthetic - white, - £30.28
Lab created opal • Mineral type synthetic • Color white shape - Free postage - New and Used
Lab created opal • Mineral type synthetic • Color white shape - Free postage - New and Used
Sterling silver synthetic - sterling, - £23.57
Striking sterling silver • Ring large synthetic • Blue opal surrounded - Free postage - New and Used
Striking sterling silver • Ring large synthetic • Blue opal surrounded - Free postage - New and Used
Synthetic blue opal drop - opal, - £12.99
Made hypoallergenic silver • Plated brass they • Are safe sensitive - Free postage - New and Used
Made hypoallergenic silver • Plated brass they • Are safe sensitive - Free postage - New and Used
925 solid silver synthetic - solid, - £25.00
These 925 solid • Silver opal oval • Stud dangly earrings - Free postage - New and Used
These 925 solid • Silver opal oval • Stud dangly earrings - Free postage - New and Used
Sterling silver synthetic - sterling, - £29.81
Sale beautiful sterling • Silver synthetic opal • Pendant modernist style - Free postage - New and Used
Sale beautiful sterling • Silver synthetic opal • Pendant modernist style - Free postage - New and Used
925 sterling silver fire snow - silver, - £9.50
Made from 925 • Sterling silver round • Synthetic snow fire - Free postage - New and Used
Made from 925 • Sterling silver round • Synthetic snow fire - Free postage - New and Used
Loose gemstone ct - loose, - £14.72
This beautiful 28.92 • Australian black golden • Synthetic opal stunning - Free postage - New and Used
This beautiful 28.92 • Australian black golden • Synthetic opal stunning - Free postage - New and Used
Try this: thomas sabo necklace | tiffany bangle | tiffany bean necklace | tiffany charms | tiffany cross necklace | tiffany heart tag | tiffany key ring | tiffany locket | tiffany silver | tiffany stud earrings
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Everything you need to know about synthetic opal
Whether you are looking for a brand-new or second-hand synthetic 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 £2.89, while premium listings can reach £130.3 — giving you a wide budget spread to work with. The average price of £22.51 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.