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The Antique Jewellery Company

Platinum & Diamond Jewellery

Explore antique and vintage platinum & diamond jewellery, handpicked for character, quality and craftsmanship.

  1. Early 20th Century 15ct Gold & Platinum Aquamarine & Diamond Drop Pendant on Platinum Chain
    Early 20th Century 15ct Gold & Platinum Aquamarine & Diamond Drop Pendant on Platinum Chain£3,500
  2. Edwardian Gold & Silver Greyhound Brooch set with Diamonds
    Edwardian Gold & Silver Greyhound Brooch set with Diamonds£2,950
  3. Art Deco Platinum, Large Aquamarine & Diamond Pendant
    Art Deco Platinum, Large Aquamarine & Diamond Pendant£22,500
  4. Early 20th Century 18ct Gold & Platinum, Three Stone Diamond Ring with Diamond Set Shoulders
    Early 20th Century 18ct Gold & Platinum, Three Stone Diamond Ring with Diamond Set Shoulders£3,250
  5. Edwardian 18ct Gold & Platinum Two Stone Diamond Ring
    Edwardian 18ct Gold & Platinum Two Stone Diamond Ring£2,650
  6. Edwardian 18ct White Gold & Platinum, Sapphire & Diamond Cluster Ring
    Edwardian 18ct White Gold & Platinum, Sapphire & Diamond Cluster Ring£9,750
  7. Art Deco Platinum Square Ring set with Four French Cut Sapphires & a Diamond
    Art Deco Platinum Square Ring set with Four French Cut Sapphires & a Diamond£3,650
  8. Early 20th Century French 18ct Gold & Platinum Earrings set with Diamonds
    Early 20th Century French 18ct Gold & Platinum Earrings set with Diamonds£1,650
  9. Edwardian 18ct Gold & Platinum Tiara Ring set with Diamonds & a Natural Pearl
    Edwardian 18ct Gold & Platinum Tiara Ring set with Diamonds & a Natural Pearl£3,650
  10. Early 20th Century Platinum Cabochon Emerald & Diamond Cluster Ring
    Early 20th Century Platinum Cabochon Emerald & Diamond Cluster Ring£16,500
  11. French Early 20th Century Platinum Sapphire & Diamond Ring
    French Early 20th Century Platinum Sapphire & Diamond Ring£4,500
  12. Edwardian 18ct Gold & Platinum, Ruby Solitaire Ring with Diamond set Shoulders
    Edwardian 18ct Gold & Platinum, Ruby Solitaire Ring with Diamond set Shoulders£3,650
  13. Art Deco Platinum & Diamond Cluster Target Ring with Greek Key Design Motif
    Art Deco Platinum & Diamond Cluster Target Ring with Greek Key Design Motif£4,950
  14. Edwardian 18ct Gold & Platinum Figure of Eight Ring set with Diamonds
    Edwardian 18ct Gold & Platinum Figure of Eight Ring set with Diamonds£4,650
  15. Edwardian 18ct Gold & Platinum Emerald & Diamond Triple Cluster Ring
    Edwardian 18ct Gold & Platinum Emerald & Diamond Triple Cluster Ring£4,250
  16. Art Deco Platinum Two Carat Diamond Solitaire Ring with Baguette Diamond Shoulders
    Art Deco Platinum Two Carat Diamond Solitaire Ring with Baguette Diamond Shoulders£18,500
  17. French Art Deco 18ct White Gold & Platinum, Diamond & Unheated Sapphire Elliptical Design Bracelet by Edouard Caen
    French Art Deco 18ct White Gold & Platinum, Diamond & Unheated Sapphire Elliptical Design Bracelet by Edouard Caen£19,500
  18. Art Deco Platinum Fan Ring set with Calibré Cut Emeralds & Diamonds
    Art Deco Platinum Fan Ring set with Calibré Cut Emeralds & Diamonds£6,750
  19. Edwardian 18ct Gold & Platinum Marquise Ring set with a Ruby & Diamonds
    Edwardian 18ct Gold & Platinum Marquise Ring set with a Ruby & Diamonds£3,950
  20. Mid 20th Century Platinum Rectangular Cut Green Tourmaline & Diamond Ring
    Mid 20th Century Platinum Rectangular Cut Green Tourmaline & Diamond Ring£4,250
  21. Art Deco Platinum Diamond Solitaire Ring with Baguette Diamond Shoulders
    Art Deco Platinum Diamond Solitaire Ring with Baguette Diamond Shoulders£16,500
  22. Edwardian Platinum, Diamond Daisy Cluster Earrings
    Edwardian Platinum, Diamond Daisy Cluster Earrings£4,950
  23. Edwardian 18ct Gold & Platinum Slanted Heart Shaped Cluster Ring
    Edwardian 18ct Gold & Platinum Slanted Heart Shaped Cluster Ring£5,250
  24. Edwardian 18ct White Gold & Platinum Ring set with a Heart Shaped Ruby & Diamonds
    Edwardian 18ct White Gold & Platinum Ring set with a Heart Shaped Ruby & Diamonds£3,650
  25. French Early 20th Century Platinum & Diamond Large Cluster Ring
    French Early 20th Century Platinum & Diamond Large Cluster Ring£14,500
  26. Early 20th Century French 18ct Gold & Platinum Two Stone Diamond Crossover Ring
    Early 20th Century French 18ct Gold & Platinum Two Stone Diamond Crossover Ring£2,950
  27. Early 20th Century 18ct White Gold & Platinum, Three Stone Diamond Ring with Diamond set Shoulders
    Early 20th Century 18ct White Gold & Platinum, Three Stone Diamond Ring with Diamond set Shoulders£2,950
  28. Art Deco 18ct Gold & Platinum Ornate Twist Ring set with Rubies & Diamonds
    Art Deco 18ct Gold & Platinum Ornate Twist Ring set with Rubies & Diamonds£3,850
  29. Edwardian 18ct Gold & Platinum, Two Stone Diamond Crossover Ring
    Edwardian 18ct Gold & Platinum, Two Stone Diamond Crossover RingOn Hold
  30. Art Deco Platinum Rectangular Shaped Ring set with Baguette & Round Diamonds
    Art Deco Platinum Rectangular Shaped Ring set with Baguette & Round Diamonds£4,250
  31. Edwardian 18ct Gold & Platinum Marquise Ring set with Diamonds
    Edwardian 18ct Gold & Platinum Marquise Ring set with Diamonds£4,650
  32. Edwardian 18ct Gold & Platinum, Pink Sapphire & Diamond Oval Cluster Ring
    Edwardian 18ct Gold & Platinum, Pink Sapphire & Diamond Oval Cluster RingOn Hold
  33. Art Deco Platinum Hoop Earrings set with Onyx & Diamonds
    Art Deco Platinum Hoop Earrings set with Onyx & Diamonds£5,250
  34. Early 20th Century Platinum Bracelet set with Burma Rubies, Diamonds & Natural Pearls
    Early 20th Century Platinum Bracelet set with Burma Rubies, Diamonds & Natural Pearls£15,000
  35. Art Deco 18ct Gold & Platinum Ring set with a Sapphire with Diamonds Around the Shank
    Art Deco 18ct Gold & Platinum Ring set with a Sapphire with Diamonds Around the Shank£3,250
  36. Art Deco Platinum Wide Eternity Ring set with Diamonds
    Art Deco Platinum Wide Eternity Ring set with Diamonds£4,650