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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 Pre-Owned Jewellery

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44 Results

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  1. Pre-Owned 18ct Yellow Gold 0.90 Carat Diamond Set 5mm Band Ring
    Pre-Owned 18ct Yellow Gold 0.90 Carat Diamond Set 5mm Band Ring
    £925.00
    From £38.58 Per Month at 0.00% APR*
  2. Pre-Owned 18ct Yellow Gold 0.50 Carat Diamond Cluster Ring
    Pre-Owned 18ct Yellow Gold 0.50 Carat Diamond Cluster Ring
    £575.00
    From £24.15 Per Month at 0.00% APR*
  3. Pre-Owned 18ct Yellow Gold 0.30 Carat Diamond Cluster Ring
    Pre-Owned 18ct Yellow Gold 0.30 Carat Diamond Cluster Ring
    £289.00
    From £12.08 Per Month at 0.00% APR*
  4. Pre-Owned 18ct Yellow Gold 0.50 Carat Diamond Cluster Ring
    Pre-Owned 18ct Yellow Gold 0.50 Carat Diamond Cluster Ring
    £475.00
    From £19.84 Per Month at 0.00% APR*
  5. Pre-Owned 18ct White Gold 0.66 Carat Diamond Cluster Ring
    Pre-Owned 18ct White Gold 0.66 Carat Diamond Cluster Ring
    £575.00
    From £24.15 Per Month at 0.00% APR*
  6. Pre-Owned 18ct White Gold Diamond Set Full Eternity Band Ring
    Pre-Owned 18ct White Gold Diamond Set Full Eternity Band Ring
    £825.00
    From £34.50 Per Month at 0.00% APR*
  7. Pre-Owned 18ct White Gold 1.00 Carat Diamond Halo Cluster Ring
    Pre-Owned 18ct White Gold 1.00 Carat Diamond Halo Cluster Ring
    £995.00
    From £41.65 Per Month at 0.00% APR*
  8. Pre-Owned 18ct White Gold 0.40 Carat Diamond Halo Cluster Ring
    Pre-Owned 18ct White Gold 0.40 Carat Diamond Halo Cluster Ring
    £495.00
    From £20.74 Per Month at 0.00% APR*
  9. Pre-Owned 18ct White Gold Diamond Solitaire & Shoulders Ring
    Pre-Owned 18ct White Gold Diamond Solitaire & Shoulders Ring
    £549.00
    From £22.99 Per Month at 0.00% APR*
  10. Pre-Owned 18ct Yellow Gold 1.00 Carat Diamond Cluster Ring
    Pre-Owned 18ct Yellow Gold 1.00 Carat Diamond Cluster Ring
    £625.00
    From £26.09 Per Month at 0.00% APR*
  11. Pre-Owned 18ct Gold 1.00ct Diamond Solitaire & Shoulders Ring
    Pre-Owned 18ct Gold 1.00ct Diamond Solitaire & Shoulders Ring
    £2,295.00
    From £95.74 Per Month at 0.00% APR*
  12. Pre-Owned 18ct Gold Diamond Solitaire & Shoulders Twist Ring
    Pre-Owned 18ct Gold Diamond Solitaire & Shoulders Twist Ring
    £649.00
    From £27.09 Per Month at 0.00% APR*
  13. Pre-Owned 18ct Gold 0.50 Carat Diamond Set Wave Dress Ring
    Pre-Owned 18ct Gold 0.50 Carat Diamond Set Wave Dress Ring
    £469.00
    From £19.59 Per Month at 0.00% APR*
  14. Pre-Owned 18ct White Gold 0.50 Carat Diamond Twist Ring
    Pre-Owned 18ct White Gold 0.50 Carat Diamond Twist Ring
    £549.00
    From £22.99 Per Month at 0.00% APR*
  15. Pre-Owned 18ct Gold 0.50ct Diamond Solitaire & Shoulders Ring
    Pre-Owned 18ct Gold 0.50ct Diamond Solitaire & Shoulders Ring
    £449.00
    From £18.90 Per Month at 0.00% APR*
  16. Pre-Owned 18ct Gold 1.11ct Diamond Solitaire & Shoulders Ring
    Pre-Owned 18ct Gold 1.11ct Diamond Solitaire & Shoulders Ring
    £2,395.00
    From £99.83 Per Month at 0.00% APR*
  17. Pre-Owned 18ct White Gold 0.37 Carat Diamond Oval Cluster Ring
    Pre-Owned 18ct White Gold 0.37 Carat Diamond Oval Cluster Ring
    £395.00
    From £16.65 Per Month at 0.00% APR*
  18. Pre-Owned 18ct Gold 0.50ct Diamond Solitaire & Shoulders Ring
    Pre-Owned 18ct Gold 0.50ct Diamond Solitaire & Shoulders Ring
    £525.00
    From £21.99 Per Month at 0.00% APR*
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  1. Material
    18ct gold
  2. Gemstone
    Diamond
  3. Condition
    Pre-Owned
  4. Diamond Cut
    Brilliant
  5. Number of Stones
    8+
Clear
Categories
  1. Rings 42
Material
  1. 18ct gold 44
Gold Colour
  1. Yellow Gold 15
  2. White Gold 28
Gemstone
  1. Diamond 44
Gemstone Colour
  1. White 20
Condition
  1. Pre-Owned 44
Diamond Carat Range
  1. 0.25ct - 0.49ct 11
  2. 0.50ct - 0.74ct 17
  3. 0.75ct - 0.99ct 5
  4. 1.00ct - 1.49ct 8
Diamond Clarity
  1. SI - VS 3
  2. SI 7
  3. SI1 2
  4. SI2 6
  5. I1-I2 2
  6. I1 8
Diamond Colour
  1. D - H 4
  2. F-G 2
  3. G-H 7
  4. H - I 3
  5. I - L 11
Diamond Cut
  1. Brilliant 44
Gender
  1. For Her 42
Number of Stones
  1. 8+ 44
Setting Style
  1. Bead 4
  2. Pave 2
  3. Tension 2
  4. Mixed 11
  5. Claw 21
Price
£
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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.