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A hand-crafted piece of diamond jewellery is a timeless addition... Read More to any jewellery box. A symbol of love, eternity and sophistication, there’s simply no better way of expressing your feelings than with a piece of diamond jewellery.


FROM sparkling diamond earrings, elegant golden bands and draped silver necklaces, our extensive range of jewellery offers a vast selection of exquisite designs and timeless beauty.

Made for any style or taste, our collection has been selected for its high quality and unique design aesthetics, providing splendour and elegance for you and your loved ones. Browse our pre-owned jewellery collection here.

18ct gold Diamond Jewellery

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58 Results

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  1. Pre-Owned 18ct White Gold 0.33 Carat Diamond Solitaire Ring
    Pre-Owned 18ct White Gold 0.33 Carat Diamond Solitaire Ring
    £395.00
    From £16.65 Per Month at 0.00% APR*
  2. Pre-Owned 18ct White Gold Diamond Wave Set Band Ring
    Pre-Owned 18ct White Gold Diamond Wave Set Band Ring
    £395.00
    From £16.65 Per Month at 0.00% APR*
  3. Pre-Owned 18ct Yellow Gold 0.33 Carat Diamond Wishbone Ring
    Pre-Owned 18ct Yellow Gold 0.33 Carat Diamond Wishbone Ring
    £325.00
    From £13.58 Per Month at 0.00% APR*
  4. Pre-Owned 18ct Gold 0.26ct Princess Cut Diamond Solitaire Ring
    Pre-Owned 18ct Gold 0.26ct Princess Cut Diamond Solitaire Ring
    £269.00
  5. Pre-Owned 18ct Gold 0.40ct Diamond Solitaire & Shoulders Ring
    Pre-Owned 18ct Gold 0.40ct Diamond Solitaire & Shoulders Ring
    £525.00
    From £21.99 Per Month at 0.00% APR*
  6. Pre-Owned 18ct White Gold 0.33 Carat Diamond Solitaire Ring
    Pre-Owned 18ct White Gold 0.33 Carat Diamond Solitaire Ring
    £425.00
    From £17.90 Per Month at 0.00% APR*
  7. Pre-Owned 18ct White Gold 0.40 Carat Diamond Solitaire Ring
    Pre-Owned 18ct White Gold 0.40 Carat Diamond Solitaire Ring
    £495.00
    From £20.74 Per Month at 0.00% APR*
  8. Pre-Owned 18ct White Gold 0.39 Carat Diamond Solitaire Ring
    Pre-Owned 18ct White Gold 0.39 Carat Diamond Solitaire Ring
    £595.00
    From £24.84 Per Month at 0.00% APR*
  9. Pre-Owned 18ct Gold Princess Cut Diamond 2 Stone Crossover Ring
    Pre-Owned 18ct Gold Princess Cut Diamond 2 Stone Crossover Ring
    £295.00
    From £12.33 Per Month at 0.00% APR*
  10. Pre-Owned 18ct Yellow Gold 0.25 Carat Diamond Solitaire Ring
    Pre-Owned 18ct Yellow Gold 0.25 Carat Diamond Solitaire Ring
    £259.00
  11. New 18ct White Gold 0.25ct Princess Cut Diamond Solitaire Ring
    New 18ct White Gold 0.25ct Princess Cut Diamond Solitaire Ring
    As low as £495.00
    From £20.74 Per Month at 0.00% APR*
  12. Pre-Owned 18ct White Gold 0.33 Carat Diamond Cluster Ring
    Pre-Owned 18ct White Gold 0.33 Carat Diamond Cluster Ring
    £395.00
    From £16.65 Per Month at 0.00% APR*
  13. New 18ct White Gold 0.34ct Diamond Solitaire Ring
    New 18ct White Gold 0.34ct Diamond Solitaire Ring
    £995.00
    From £41.65 Per Month at 0.00% APR*
  14. New 18ct Yellow Gold 0.34ct Diamond Solitaire Ring
    New 18ct Yellow Gold 0.34ct Diamond Solitaire Ring
    £995.00
    From £41.65 Per Month at 0.00% APR*
  15. New 18ct Yellow Gold 0.34ct Diamond Solitaire Ring
    New 18ct Yellow Gold 0.34ct Diamond Solitaire Ring
    £995.00
    From £41.65 Per Month at 0.00% APR*
  16. New 18ct Yellow Gold 0.23ct Diamond Solitaire Ring
    New 18ct Yellow Gold 0.23ct Diamond Solitaire Ring
    £650.00
    From £27.16 Per Month at 0.00% APR*
  17. New 18ct Yellow Gold 0.33ct Diamond Solitaire Ring
    New 18ct Yellow Gold 0.33ct Diamond Solitaire Ring
    £750.00
    From £31.25 Per Month at 0.00% APR*
  18. Pre-Owned 18ct White Gold Princess Cut Diamond Solitaire Ring
    Pre-Owned 18ct White Gold Princess Cut Diamond Solitaire Ring
    £395.00
    From £16.65 Per Month at 0.00% APR*
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Categories
  1. Rings 58
Material
  1. 18ct gold 58
Gold Colour
  1. Yellow Gold 24
  2. White Gold 30
  3. Yellow & White Gold 4
Gemstone Colour
  1. White 18
Condition
  1. New 9
  2. Pre-Owned 49
Diamond Carat Range
  1. 0.25ct - 0.49ct 58
Diamond Clarity
  1. SI - VS 4
  2. SI 16
  3. SI1 9
  4. SI2 5
  5. I 2
  6. I1 8
Diamond Colour
  1. D - H 3
  2. G 2
  3. G-H 7
  4. H - I 15
  5. I - L 17
Diamond Cut
  1. Brilliant 42
  2. Princess 9
Gender
  1. For Her 57
Number of Stones
  1. 1 23
  2. 2 2
  3. 3 6
  4. 7 6
  5. 8+ 13
Setting Style
  1. Tension 4
  2. Mixed 6
  3. Claw 39
  4. Rubover 4
  5. Channel 2
Price
£
-
Ring Size
  1. I 3
  2. I½ 2
  3. J 4
  4. J½ 6
  5. L 7
  6. L½ 3
  7. M 5
  8. N 11
  9. N½ 2
  10. O 7
  11. P 2
Gemstone
  1. Diamond 58

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Finance is provided by Omni Capital Retail Finance Ltd which is a credit provider/lender. William May Jewellers does not receive payment for introducing customers to Omni Capital Retail Finance. Omni Capital Retail Finance Ltd finance options are subject to individual status; terms and conditions apply. Omni Capital Retail Finance Ltd is registered in England and Wales with company number 7232938. Registered address: 10 Norwich Street, London, EC4A 1BD.

Authorised and regulated by the Financial Conduct Authority, Firm Reference Number: FCA0123456.

PayPal Credit and PayPal Pay in 3 are trading names of PayPal UK Ltd, Whittaker House, Whittaker Avenue, Richmond-Upon-Thames, Surrey, United Kingdom, TW9 1EH. PayPal Credit: Terms and conditions apply. Credit subject to status, UK residents only, OFRISCATE LIMITED acts as a broker and offers finance from a restricted range of finance providers. PayPal Pay in 3 is not regulated by the Financial Conduct Authority. Pay in 3 eligibility is subject to status and approval. 18+. UK residents only. Pay in 3 is a an unregulated credit agreement. Check if affordable and how you will repay. May make other borrowing more difficult or expensive. See product terms for more details.