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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.


Thanks to its gorgeous deep black colour, onyx jewellery creates the perfect statement. With the help of black onyx, you can really explore your darker side and add a sleek and mysterious finishing touch to any outfit.


Necklaces are symbols of elegance, grace, expression and personality. From gleaming gold curb chains, delicate diamond set solitaire necklaces and jewelled gem-set pieces, William May's extensive range of necklaces has been carefully selected for its unique designs, stunning beauty and excellent quality.

Whether as a gift or accessory, a statement or personal expression, there is a necklace to suit every occasion and taste.

 

Pendant & Chain Diamond Onyx Necklaces

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42 Results

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  1. New 9ct Gold Black & White Diamond Bumble Bee 18 Inch Necklace
    New 9ct Gold Black & White Diamond Bumble Bee 18 Inch Necklace
    £525.00
  2. New Sterling Silver Black Onyx Tear Shape Pendant & 18" Necklace
    New Sterling Silver Black Onyx Tear Shape Pendant & 18" Necklace
    £42.95
  3. New 9ct White Gold 0.10ct Diamond Pendant & 18" Necklace
    New 9ct White Gold 0.10ct Diamond Pendant & 18" Necklace
    Special Price £256.75 Regular Price £325.00
  4. New 9ct White Gold 0.13ct Diamond Heart Pendant & 18" Necklace
    New 9ct White Gold 0.13ct Diamond Heart Pendant & 18" Necklace
    £450.00
  5. New 9ct Gold 0.13ct Diamond Heart Pendant & 18" Chain Necklace
    New 9ct Gold 0.13ct Diamond Heart Pendant & 18" Chain Necklace
    £450.00
  6. New 9ct Yellow Gold Small Diamond Cross Pendant & 18" Chain
    New 9ct Yellow Gold Small Diamond Cross Pendant & 18" Chain
    £249.00
  7. New 9ct Yellow Gold 0.26ct Diamond Cluster Pendant & 18" Chain
    New 9ct Yellow Gold 0.26ct Diamond Cluster Pendant & 18" Chain
    £395.00
  8. New Sterling Silver Round Locket & 18" Diamond Tag Necklace
    New Sterling Silver Round Locket & 18" Diamond Tag Necklace
    £110.00
  9. New 9ct White & Rose Gold Diamond Lotus Flower 18 Inch Necklace
    New 9ct White & Rose Gold Diamond Lotus Flower 18 Inch Necklace
    Special Price £206.50 Regular Price £350.00
  10. New 9ct Yellow Gold Diamond Cross Pendant & 18" Chain Necklace
    New 9ct Yellow Gold Diamond Cross Pendant & 18" Chain Necklace
    £350.00
  11. New 9ct Yellow Gold Diamond Cluster Pendant & 18" Chain Necklace
    New 9ct Yellow Gold Diamond Cluster Pendant & 18" Chain Necklace
    £395.00
  12. New 9ct White Gold Princess Cut Diamond Pendant & 18" Necklace
    New 9ct White Gold Princess Cut Diamond Pendant & 18" Necklace
    £425.00
  13. New 9ct 2 Colour Gold Diamond Claddagh & 18" Chain Necklace
    New 9ct 2 Colour Gold Diamond Claddagh & 18" Chain Necklace
    £495.00
  14. New 9ct White Gold 0.25ct Diamond Pendant & 18" Chain Necklace
    New 9ct White Gold 0.25ct Diamond Pendant & 18" Chain Necklace
    £595.00
  15. New 18ct White Gold 1.00ct Diamond Solitaire Pendant & Necklace
    New 18ct White Gold 1.00ct Diamond Solitaire Pendant & Necklace
    Special Price £2,618.55 Regular Price £3,795.00
  16. New 9ct Yellow Gold 0.15ct Diamond Heart & 18" Chain Necklace
    New 9ct Yellow Gold 0.15ct Diamond Heart & 18" Chain Necklace
    £425.00
  17. New 9ct White Gold Diamond Open Heart Pendant & 18" Chain
    New 9ct White Gold Diamond Open Heart Pendant & 18" Chain
    £375.00
  18. Pre-Owned 18ct Gold 1.55ct Diamond Solitaire Pendant Necklace
    Pre-Owned 18ct Gold 1.55ct Diamond Solitaire Pendant Necklace
    £5,295.00
  19. New 9ct Yellow Gold 0.10ct Diamond Cluster & 18" Necklace
    New 9ct Yellow Gold 0.10ct Diamond Cluster & 18" Necklace
    £199.00
  20. Pre-Owned 9ct Gold 1.18ct Diamond Solitaire Pendant Necklace
    Pre-Owned 9ct Gold 1.18ct Diamond Solitaire Pendant Necklace
    £2,295.00
  21. New 9ct White Gold Diamond Set Flame Pendant & 18" Neckalce
    New 9ct White Gold Diamond Set Flame Pendant & 18" Neckalce
    £285.00
  22. New 9ct Yellow Gold Diamond Set Open Loop & 18" Necklace
    New 9ct Yellow Gold Diamond Set Open Loop & 18" Necklace
    £210.00
  23. New 18ct White Gold 0.20ct Diamond Flower & 18" Necklace
    New 18ct White Gold 0.20ct Diamond Flower & 18" Necklace
    £795.00
  24. New 18ct White Gold 0.31ct Diamond Flower & 18" Chain Necklace
    New 18ct White Gold 0.31ct Diamond Flower & 18" Chain Necklace
    £595.00
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  1. Necklace Style
    Pendant & Chain
  2. Gemstone
    Diamond
  3. Gemstone
    Onyx
Clear
Price
£
-
Diamond Carat Range
  1. 0.00ct - 0.09ct 9
  2. 0.10ct - 0.24ct 13
  3. 0.25ct - 0.49ct 8
  4. 0.50ct - 0.74ct 1
  5. 0.75ct - 0.99ct 1
  6. 1.00ct - 1.49ct 3
  7. 1.50ct - 1.99ct 2
Diamond Clarity
  1. VS1-VVS2 1
  2. SI 6
  3. SI2 1
  4. I 2
  5. I1-I2 4
  6. I1 2
  7. I3 1
Diamond Colour
  1. G-H 2
  2. H 1
  3. H - I 4
  4. I - L 7
  5. L/M 1
  6. M 1
  7. Tinted 1
Necklace Style
  1. Collarette 1
  2. Necklace 2
  3. Pendant & Chain 42
Link Style
  1. Curb 12
  2. Belcher 2
  3. Prince of Wales 2
  4. Trace 2
Length (Approx)
  1. 405mm(16") 2
  2. 455mm(18") 37
  3. 470mm (18.5") 1
  4. 505mm(20") 1
  5. 610mm(24") 1
Link Width (mm)
  1. 0.5mm 2
  2. 1mm 10
Material
  1. 9ct gold 28
  2. 14ct gold 1
  3. 18ct gold 10
  4. Silver 2
  5. Platinum 1
Gold Colour
  1. Yellow Gold 12
  2. White Gold 20
  3. Yellow & White Gold 6
  4. White & Rose Gold 1
  5. N/A 1
Gemstone
  1. Synthetic Moonstone
  2. Diamond
  3. Emerald
  4. Garnet
  5. Opal
  6. Pearl
  7. Sapphire
  8. Onyx
  9. Ruby
  10. Tanzanite
  11. Amber
  12. Amethyst
  13. Aquamarine
  14. Blue Topaz
  15. Chalcedony
  16. Citrine
  17. Cubic Zirconia
  18. Cultured Opal
  19. Labradorite
  20. Lapis Lazuli
  21. Malachite
  22. Mother of Pearl
  23. Multi-Stone
  24. Peridot
  25. Rose Quartz
  26. Simulated Pearl
  27. Synthetic Opal
  28. Turquoise
Gemstone Colour
  1. White 8
  2. Black 1
Brand
  1. Tiffany & Co 1
Condition
  1. New 28
  2. Pre-Owned 14
Gender
  1. For Her 41
  2. Unisex 1

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