Mens onyx signet rings
Mens onyx signet rings for sale on Ireland's largest auction and classifieds sites
Vintage sterling silver gilt - silver, - €42.30
Weight 3.8 grams • Stamped silver inside • Band width 3mm - Free postage - New and Used
Weight 3.8 grams • Stamped silver inside • Band width 3mm - Free postage - New and Used
925 sterling silver black onyx - sterling, - €39.95
Sterling silver 925 • Black onyx signet • Ring face 12.5mm - Free postage - New and Used
Sterling silver 925 • Black onyx signet • Ring face 12.5mm - Free postage - New and Used
Men 925 sterling - men’s, - €42.80
Perfect daily wear • Special occasions comes • Beautiful jewelry box - Free postage - New and Used
Perfect daily wear • Special occasions comes • Beautiful jewelry box - Free postage - New and Used
Mens 9ct yellow gold onyx - 9ct, - €110.00
Classic onyx aesthetic • Deep opaque black • Provides sharp masculine - Free postage - New and Used
Classic onyx aesthetic • Deep opaque black • Provides sharp masculine - Free postage - New and Used
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Stainless steel silver mens - silver, - €9.99
Top quality 316 • Stainless steel signet • Ring silver sold - Free postage - New and Used
Top quality 316 • Stainless steel signet • Ring silver sold - Free postage - New and Used
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48 listings · from €5.39 · avg €128.82
Browse 48 mens onyx signet rings listings currently in our index. Prices range from €5.39 to €975.7, with an average of €128.82. 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 mens onyx signet rings →
Vintage mens sterling - mens, silver - €45.00
Sale vintage mens • Sterling silver onyx • Signet ring reasonable - Free postage - New and Used
Sale vintage mens • Sterling silver onyx • Signet ring reasonable - Free postage - New and Used
R041 mens black - r041, onyx - €5.39
Band width top • Ring chart 18k • Yellow gold plated - Free postage - New and Used
Band width top • Ring chart 18k • Yellow gold plated - Free postage - New and Used
Vintage 9ct yellow - vintage, - €545.00
9ct yellow gold • Oval onyx signet • Ring jewellery watches - Free postage - New and Used
9ct yellow gold • Oval onyx signet • Ring jewellery watches - Free postage - New and Used
Onyx gold signet ring - onyx, men's - €19.99
Onyx gold signet • Ring coated solid • Plating material 316l - Free postage - New and Used
Onyx gold signet • Ring coated solid • Plating material 316l - Free postage - New and Used
925 sterling silver mens black - silver, - €59.00
All sizes available • Products based british • Hallmarked - Free postage - New and Used
All sizes available • Products based british • Hallmarked - Free postage - New and Used
Men silver onyx signet - men’s, - €22.99
Style signet pinky • Classic ring traditional • Design deep black - Free postage - New and Used
Style signet pinky • Classic ring traditional • Design deep black - Free postage - New and Used
Men 9ct yellow gold - 9ct, - €650.00
This 9ct yellow • Gold oval onyx • Signet ring striking - Free postage - New and Used
This 9ct yellow • Gold oval onyx • Signet ring striking - Free postage - New and Used
Gents 9ct gold - 9ct, & - €413.68
Lovely preowned condition • Gents 9ct gold • Onyx signet ring - Free postage - New and Used
Lovely preowned condition • Gents 9ct gold • Onyx signet ring - Free postage - New and Used
Black onyx signet ring men - onyx, ring, - €36.02
All jewelry made • 925 sterling silver • 100 quality - Free postage - New and Used
All jewelry made • 925 sterling silver • 100 quality - Free postage - New and Used
Mens real solid 925 - solid, sterling - €90.32
Suitable signet pinky • Middle index ring • Rectangular cut gives - Free postage - New and Used
Suitable signet pinky • Middle index ring • Rectangular cut gives - Free postage - New and Used
Mens stunning black onyx ring - stunning, - €39.99
Genuine black onyx • Exquisite signet style • Gem hand made - Free postage - New and Used
Genuine black onyx • Exquisite signet style • Gem hand made - Free postage - New and Used
9ct solid gold - gold, onyx - €975.70
Solid 9ct gold • Signet ring onyx • Stone lovely filled - Free postage - New and Used
Solid 9ct gold • Signet ring onyx • Stone lovely filled - Free postage - New and Used
Onyx silver signet ring - onyx, - €19.99
Onyx silver signet • Ring takes spin • Its centre material - Free postage - New and Used
Onyx silver signet • Ring takes spin • Its centre material - Free postage - New and Used
Men 9ct yellow gold onyx - 9ct, - €367.16
9ct yellow gold • Square shaped scalloped • Edge onyx stone - Free postage - New and Used
9ct yellow gold • Square shaped scalloped • Edge onyx stone - Free postage - New and Used
Vintage sterling silver black - vintage, - €52.00
Clean lines solid • Silver weight minimalist • Look that never - Free postage - New and Used
Clean lines solid • Silver weight minimalist • Look that never - Free postage - New and Used
Mens onyx ring pinky - , signet - €19.99
Crafted modern gentleman • This men onyx • Ring presents sleek - Free postage - New and Used
Crafted modern gentleman • This men onyx • Ring presents sleek - Free postage - New and Used
Black onyx signet ring - black, - €9.99
Many jewelry designers • Choose 316l stainless • Steel its durability - Free postage - New and Used
Many jewelry designers • Choose 316l stainless • Steel its durability - Free postage - New and Used
9ct yellow gold - 9ct, - €49.95
9ct yellow gold • Silver signet ring • Old english jewellers - Free postage - New and Used
9ct yellow gold • Silver signet ring • Old english jewellers - Free postage - New and Used
9ct gold onyx signet ring - 9ct, - €235.00
Vintage 9ct yellow • Gold rectangular onyx • Signet ring plain - Free postage - New and Used
Vintage 9ct yellow • Gold rectangular onyx • Signet ring plain - Free postage - New and Used
Mens onyx ring signet - , pinky - €22.99
Jet onyx epoxy • Top ideal pinky • Signet ring finished - Free postage - New and Used
Jet onyx epoxy • Top ideal pinky • Signet ring finished - Free postage - New and Used
Vintage men rgp black - men's, 18 - €43.84
Box display only • This vintage men • 18ct rgp black - Free postage - New and Used
Box display only • This vintage men • 18ct rgp black - Free postage - New and Used
New 925 sterling silver gent - silver, gent's - €32.94
This stylish 925 • Sterling silver men • Ring features curved - Free postage - New and Used
This stylish 925 • Sterling silver men • Ring features curved - Free postage - New and Used
925 sterling silver black onyx - sterling, - €57.99
British assay hallmarked • Stamp all sizes • Available weight average - Free postage - New and Used
British assay hallmarked • Stamp all sizes • Available weight average - Free postage - New and Used
Men black onyx - onyx, ring - €123.99
Solid sterling silver • Ring finished polished • Set real onyx - Free postage - New and Used
Solid sterling silver • Ring finished polished • Set real onyx - Free postage - New and Used
9ct gents onyx signet - 9ct, - €363.70
Lovely gents onyx • Signet soveriegn bezel - Free postage - New and Used
Lovely gents onyx • Signet soveriegn bezel - Free postage - New and Used
Vintage 9ct men - 9ct, men's - €209.98
Bark textured gold • Band captures bold • Style mid century - Free postage - New and Used
Bark textured gold • Band captures bold • Style mid century - Free postage - New and Used
Onyx signet rings 925 - signet, - €129.30
925 sterling silver • Onyx set cushion • Oval signet ring - Free postage - New and Used
925 sterling silver • Onyx set cushion • Oval signet ring - Free postage - New and Used
Mens onyx ring gold pinky - €22.99
Signet pinky ring • Round sparkling aaa • Grade onyx tusk - Free postage - New and Used
Signet pinky ring • Round sparkling aaa • Grade onyx tusk - Free postage - New and Used
Men black onyx - men's, rings - €10.99
Use smaller rope • Will better i2.7247fbfvfbfvta • Style box sizing - Free postage - New and Used
Use smaller rope • Will better i2.7247fbfvfbfvta • Style box sizing - Free postage - New and Used
Stunning 925 sterling silver - 925, - €36.99
Genuine black onyx • Exquisite signet style • Gem hand made - Free postage - New and Used
Genuine black onyx • Exquisite signet style • Gem hand made - Free postage - New and Used
Elements 925 polished - 925, - €36.95
10mmwide contemporary polished • Silver black onyx • Signet ring - Free postage - New and Used
10mmwide contemporary polished • Silver black onyx • Signet ring - Free postage - New and Used
Mens onyx ring black - , signet - €23.99
Will not tarnish • Signet pinky ring • Round sparkling aaa - Free postage - New and Used
Will not tarnish • Signet pinky ring • Round sparkling aaa - Free postage - New and Used
1975 english sterling - 1975, - €51.66
Hallmark full birmingham • Marks 1975 maker • Stamp visible design - Free postage - New and Used
Hallmark full birmingham • Marks 1975 maker • Stamp visible design - Free postage - New and Used
Men 9ct yellow gold - 9ct, - €323.25
This carat yellow • Gold signet ring • Simple elegant hallmark - Free postage - New and Used
This carat yellow • Gold signet ring • Simple elegant hallmark - Free postage - New and Used
Sterling silver gents ring - gents, - €94.99
Ring hallmarked 925 • Sterling silver purity • Stamp ensuring its - Free postage - New and Used
Ring hallmarked 925 • Sterling silver purity • Stamp ensuring its - Free postage - New and Used
R074 enamel black onyx - r074, mens - €5.99
Onyx 10mm cushion • Shaped band width • Top ring chart - Free postage - New and Used
Onyx 10mm cushion • Shaped band width • Top ring chart - Free postage - New and Used
Gents 9ct gold - 9ct, onyx - €299.18
Gents 9ct gold • Onyx panthers head • Signet ring decorative - Free postage - New and Used
Gents 9ct gold • Onyx panthers head • Signet ring decorative - Free postage - New and Used
Mens onyx ring gold - onyx, oval - €20.99
14kt yellow gold • Electroplated made usa - Free postage - New and Used
14kt yellow gold • Electroplated made usa - Free postage - New and Used
Vtg seta gilt gold - vtg, black - €20.00
Vintage seta gilt • Gold tone black • Onyx style gents - Free postage - New and Used
Vintage seta gilt • Gold tone black • Onyx style gents - Free postage - New and Used
Gents 9ct gold onyx signet - gents, - €207.66
Gents 9ct gold • Onyx signet ring • Embossed scrolled shoulders - Free postage - New and Used
Gents 9ct gold • Onyx signet ring • Embossed scrolled shoulders - Free postage - New and Used
Silver signet ring chunky - silver, - €9.99
Gemstone onyx unlike • Lower grade stainless • Steels 316l minimizes - Free postage - New and Used
Gemstone onyx unlike • Lower grade stainless • Steels 316l minimizes - Free postage - New and Used
Vintage mens 925 sterling - vintage, - €93.16
Square cushion face • Tapered shoulders sit • Substantial presence hand - Free postage - New and Used
Square cushion face • Tapered shoulders sit • Substantial presence hand - Free postage - New and Used
Silver and black - silver, - €37.73
All jewelry made • 925 sterling silver • 100 quality - Free postage - New and Used
All jewelry made • 925 sterling silver • 100 quality - Free postage - New and Used
Try this: russian wedding ring | genuine pandora charm | white gold diamond tennis bracelet | genuine pandora ring | gold sovereign ring | 9ct gold curb bracelet
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Everything you need to know about mens onyx signet rings
Whether you are looking for a brand-new or second-hand mens onyx signet rings, 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 €5.39, while premium listings can reach €975.7 — giving you a wide budget spread to work with. The average price of €128.82 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.