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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. Art Deco Platinum Ring set with a Large Yellow Zircon with Diamond Set Shoulders
    Art Deco Platinum Ring set with a Large Yellow Zircon with Diamond Set Shoulders$8,850
  2. Early 20th Century French Import Platinum, Natural Pearl & Diamond Bracelet
    Early 20th Century French Import Platinum, Natural Pearl & Diamond Bracelet$5,600
  3. Art Deco 18ct Gold & Platinum Diamond Crossover Ring
    Art Deco 18ct Gold & Platinum Diamond Crossover Ring$2,950
  4. Art Deco Platinum Pierced Plaque Ring set with Sapphires & Diamonds
    Art Deco Platinum Pierced Plaque Ring set with Sapphires & Diamonds$4,600
  5. Early 20th Century 18ct Gold & Platinum Two Stone Diamond Crossover Ring
    Early 20th Century 18ct Gold & Platinum Two Stone Diamond Crossover Ring$3,750
  6. Art Deco Platinum Navette Shpaed Ring set with a Sapphire & Diamonds
    Art Deco Platinum Navette Shpaed Ring set with a Sapphire & Diamonds$4,300
  7. Early 20th Century Platinum, Diamond Daisy Cluster Ring with Outer Ring of Diamonds
    Early 20th Century Platinum, Diamond Daisy Cluster Ring with Outer Ring of Diamonds$6,100
  8. Early 20th Century Platinum, Burma Ruby & Diamond Cluster Ring with Diamond Set Shoulders
    Early 20th Century Platinum, Burma Ruby & Diamond Cluster Ring with Diamond Set Shoulders$21,650
  9. Early 20th Century Platinum Diamond Drop Earrings
    Early 20th Century Platinum Diamond Drop Earrings$8,850
  10. Edwardian 18ct Gold & Platinum, Two Stone Diamond Crossover Ring with Diamond set Shoulders
    Edwardian 18ct Gold & Platinum, Two Stone Diamond Crossover Ring with Diamond set Shoulders$4,300
  11. Art Deco Platinum Ring set with a Marquise Cut Sapphire & Diamonds
    Art Deco Platinum Ring set with a Marquise Cut Sapphire & Diamonds$2,950
  12. Edwardian Platinum Ring set with a Diamond & Natural Saltwater Pearl
    Edwardian Platinum Ring set with a Diamond & Natural Saltwater Pearl$6,900
  13. Art Deco Platinum Hoop Earrings set with Onyx & Diamonds
    Art Deco Platinum Hoop Earrings set with Onyx & Diamonds$6,900
  14. Edwardian Platinum & 15ct Gold Drop Earrings set with Opals & Diamonds
    Edwardian Platinum & 15ct Gold Drop Earrings set with Opals & Diamonds$6,100
  15. French 18ct Gold Belle Epoque Bracelet set with Rubies & Diamonds
    French 18ct Gold Belle Epoque Bracelet set with Rubies & Diamonds$6,900
  16. Edwardian 18ct Gold & Platinum Marquise Ring set with Diamonds
    Edwardian 18ct Gold & Platinum Marquise Ring set with Diamonds$6,100
  17. Edwardian 18ct Gold & Platinum Two Stone Diamond Ring
    Edwardian 18ct Gold & Platinum Two Stone Diamond Ring$3,500
  18. Art Deco 18ct Gold & Platinum Diamond Shaped Ring set with Rubies & Diamonds
    Art Deco 18ct Gold & Platinum Diamond Shaped Ring set with Rubies & Diamonds$2,500
  19. Art Deco 18ct White Gold & Platinum, Sapphire & Diamond Rectangular Ring
    Art Deco 18ct White Gold & Platinum, Sapphire & Diamond Rectangular Ring$5,600
  20. Edwardian 18ct Gold & Platinum, Two Stone Diamond & Emerald Ring with Ornate Shoulders
    Edwardian 18ct Gold & Platinum, Two Stone Diamond & Emerald Ring with Ornate Shoulders$3,750
  21. Edwardian 18ct Gold & Platinum, Three Stone Crossover Ring
    Edwardian 18ct Gold & Platinum, Three Stone Crossover Ring$2,500
  22. 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$4,800
  23. Edwardian Platinum, Aquamarine & Diamond Pendant on a Platinum Chain
    Edwardian Platinum, Aquamarine & Diamond Pendant on a Platinum Chain$11,500
  24. Art Deco Platinum, Ruby & Diamond Unusual Cluster Ring
    Art Deco Platinum, Ruby & Diamond Unusual Cluster Ring$6,500
  25. Art Deco 18ct Gold, Platinum, Emerald & Diamond Rectangular Cluster Ring
    Art Deco 18ct Gold, Platinum, Emerald & Diamond Rectangular Cluster Ring$3,900
  26. Edwardian 18ct Gold & Platinum Rectangular Cut Emerald & Diamond Cluster Ring
    Edwardian 18ct Gold & Platinum Rectangular Cut Emerald & Diamond Cluster Ring$4,300
  27. Edwardian Platinum, Diamond Daisy Cluster Earrings
    Edwardian Platinum, Diamond Daisy Cluster Earrings$6,500
  28. French Belle Epoque Platinum, Diamond Two Line Bracelet with Diamonds In Between
    French Belle Epoque Platinum, Diamond Two Line Bracelet with Diamonds In Between$16,400
  29. French Early 20th Century Platinum, Solitaire Diamond Ring
    French Early 20th Century Platinum, Solitaire Diamond Ring$3,500
  30. Art Deco Platinum Solitaire Diamond Ring with Step Cut Shoulders set with Baguette Diamonds
    Art Deco Platinum Solitaire Diamond Ring with Step Cut Shoulders set with Baguette Diamonds$5,050
  31. Art Deco Irridium & Platinum Rectangular Flat Cut Diamond & French Cut Ruby Ring
    Art Deco Irridium & Platinum Rectangular Flat Cut Diamond & French Cut Ruby Ring$8,850
  32. Early 20th Century 18ct Gold, Cats Eye Chrysoberyl & Diamond Cluster Earrings
    Early 20th Century 18ct Gold, Cats Eye Chrysoberyl & Diamond Cluster Earrings$6,500
  33. Art Nouveau 18ct Gold & Platinum Crossover Ring set with a Natural Bouton Pearl & Diamonds
    Art Nouveau 18ct Gold & Platinum Crossover Ring set with a Natural Bouton Pearl & Diamonds$4,300
  34. Early 20th Century 18ct White & Yellow Gold Diamond Dormeuse Earrings
    Early 20th Century 18ct White & Yellow Gold Diamond Dormeuse Earrings$1,700
  35. Art Deco 18ct Gold & Platinum Oval Ring set with Natural Pearls, Rubies & Rose Diamonds
    Art Deco 18ct Gold & Platinum Oval Ring set with Natural Pearls, Rubies & Rose Diamonds$5,600
  36. Early 20th Century 18ct White Gold & Platinum Three Row Diamond Ring
    Early 20th Century 18ct White Gold & Platinum Three Row Diamond Ring$2,500