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9Carat Yellow Gold ‘Initial M’ Onyx Signet Ring (Size R) 14x12mm Head

£119.00

Vintage 9Carat Yellow Gold Onyx Signet Ring (Size J) 13x11mm Head

£149.00

14Carat Yellow Gold Fancy Onyx Solitaire Ring (Size Z+1 1/2) 13x14mm Head

£299.00

Sterling Silver Onyx & Simulated Diamond Dress Ring (Size M) 16x20mm Head

£29.99

Vintage 18Carat Yellow Gold Onyx & 0.33ct Diamond Signet Ring (Size L)

£599.00

Sterling Silver Onyx & Simulated Diamond Eagle Signet Ring (Size U) 12x12mm Head

£49.99

Sterling Silver Onyx & Simulated Diamond Eternity Ring (Size T) 6mm Wide

£24.99

9Carat Yellow Gold Onyx & Diamond Signet Ring (Size O 1/2) 11x13mm Head

£129.00

Vintage Sterling Silver Opal & Onyx Doublet Solitaire Ring (Size N) 8x10mm Head

£49.00

Sterling Silver Onyx & Marcasite Cluster Ring (Size N) 16x24mm

£29.99

Sterling Silver Onyx & Simulated Diamond Fancy Cluster Ring (Size P) 23x23mm

£29.00

Sterling Silver Onyx Fancy Signet Ring (Size O) 23x21mm Head

£29.99

Pre-Owned Onyx Rings

We have a range of onyx rings for both him and for her. Whether you are looking for a signet or dress ring, onyx and it’s dark, black colour is contrasted equally well by either gold or silver. Onyx is also particularly stylish when accented by diamond or marcasite – examples all of which you will find in our collection and at great value.

Onyx Rings for Him and for Her

All our second-hand onyx rings are expertly verified and refurbished by our team of jewellery experts. Please ask about our resizing service. We deliver domestically and internationally and can arrange next day delivery where applicable. Why not also browse our wider selection of yellow gold and silver coloured gemstone rings.

If you need any advise about any of our onyx rings, feel free to contact us. Our dedicated team is always on hand to help. You can get in touch about all jewellery enquiries via live chat, email or phone