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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 Platinum Three Stone Diamond Ring
    Early 20th Century Platinum Three Stone Diamond Ring$5,600
  2. Edwardian 18ct White Gold, Emerald & Diamond Cluster Ring
    Edwardian 18ct White Gold, Emerald & Diamond Cluster Ring$3,650
  3. Art Deco Platinum Ring set with a Rectangular Cut Diamond
    Art Deco Platinum Ring set with a Rectangular Cut Diamond$24,250
  4. Art Deco 18ct Gold & Platinum Oval Shape Ring set with Diamonds
    Art Deco 18ct Gold & Platinum Oval Shape Ring set with Diamonds$2,200
  5. Art Deco Platinum Three Stone Ring set with a Rectangular cut Emerald & Diamonds
    Art Deco Platinum Three Stone Ring set with a Rectangular cut Emerald & Diamonds$5,050
  6. Edwardian 18ct Gold & Platinum, Ruby & Diamond Ornate Ring
    Edwardian 18ct Gold & Platinum, Ruby & Diamond Ornate Ring$2,500
  7. Art Deco French Platinum Ring set with Diamonds, Emeralds & Onyx
    Art Deco French Platinum Ring set with Diamonds, Emeralds & Onyx$10,850
  8. Edwardian Platinum Diamond Fancy Cluster Ring
    Edwardian Platinum Diamond Fancy Cluster Ring$4,300
  9. Edwardian 18ct & Platinum Triple Pansy Cluster Ring set with Diamonds
    Edwardian 18ct & Platinum Triple Pansy Cluster Ring set with Diamonds$3,750
  10. Early 20th Century Platinum, Pink Sapphire & Diamond Cluster Ring
    Early 20th Century Platinum, Pink Sapphire & Diamond Cluster Ring$4,300
  11. Art Deco 18ct White Gold, Aascher Cut Diamond & French Cut Ruby Square Ring
    Art Deco 18ct White Gold, Aascher Cut Diamond & French Cut Ruby Square Ring$12,800
  12. French Early 20th Century 18ct Gold & Platinum, Large Emerald & Diamond Crossover Ring
    French Early 20th Century 18ct Gold & Platinum, Large Emerald & Diamond Crossover Ring$55,700
  13. Russian Early 20th Century 14ct Gold Target Ring set with a Fancy Yellow Diamond, Emeralds & Diamonds
    Russian Early 20th Century 14ct Gold Target Ring set with a Fancy Yellow Diamond, Emeralds & Diamonds$12,800
  14. French Art Deco Platinum Target Ring set with Diamonds & Rubies
    French Art Deco Platinum Target Ring set with Diamonds & Rubies$6,100
  15. Art Deco Platinum 2.27 Carat Diamond Solitaire Ring with Tapered Baguette Diamond Shoulders
    Art Deco Platinum 2.27 Carat Diamond Solitaire Ring with Tapered Baguette Diamond Shoulders$34,100
  16. Art Deco 18ct Gold & Platinum, Emerald & Diamond Ornate Ring
    Art Deco 18ct Gold & Platinum, Emerald & Diamond Ornate Ring$8,850
  17. Art Deco 18ct Gold, Calibre Cut Ruby & Diamond Octagonal Ring
    Art Deco 18ct Gold, Calibre Cut Ruby & Diamond Octagonal Ring$3,900
  18. Art Deco 18ct Gold Large Three Stone Diamond Ring
    Art Deco 18ct Gold Large Three Stone Diamond Ring$19,650
  19. Edwardian Platinum Fancy Crossover Ring set with Diamonds
    Edwardian Platinum Fancy Crossover Ring set with Diamonds$6,100
  20. Early 20th Century 18ct Gold & Platinum Ring set with a Fancy Coloured Diamond with Small Diamonds Around It
    Early 20th Century 18ct Gold & Platinum Ring set with a Fancy Coloured Diamond with Small Diamonds Around It$24,250
  21. Art Deco Platinum, Fancy Yellow Diamond Octagonal Cluster Ring
    Art Deco Platinum, Fancy Yellow Diamond Octagonal Cluster Ring$24,250
  22. Edwardian 15ct Gold & Platinum, Suffragette Brooch Pendant set with Diamonds, Amethysts & Green Garnets
    Edwardian 15ct Gold & Platinum, Suffragette Brooch Pendant set with Diamonds, Amethysts & Green Garnets$8,850
  23. Edwardian 18ct Gold & Platinum, Diamond Crossover Ring
    Edwardian 18ct Gold & Platinum, Diamond Crossover Ring$3,900
  24. Art Deco Platinum Large Green Sapphire & Baguette Diamond Ring
    Art Deco Platinum Large Green Sapphire & Baguette Diamond Ring$21,650
  25. Edwardian Platinum, Sapphire & Two Row Diamond Oval Cluster Ring
    Edwardian Platinum, Sapphire & Two Row Diamond Oval Cluster Ring$8,850
  26. Art Deco 18ct Gold & Platinum Amethyst & Diamond Octagonal Ring
    Art Deco 18ct Gold & Platinum Amethyst & Diamond Octagonal Ring$4,300
  27. Early 20th Century Platinum Ring set with a Cabochon Ruby & Rose Diamonds
    Early 20th Century Platinum Ring set with a Cabochon Ruby & Rose Diamonds$11,500
  28. Art Deco Platinum Ring set with a Sugar Loaf Sapphire & Diamonds
    Art Deco Platinum Ring set with a Sugar Loaf Sapphire & Diamonds$10,850
  29. Art Deco 18ct Gold & Platinum, Cabochon Sapphire & Diamond Cluster Ring by Bailey Banks & Biddle
    Art Deco 18ct Gold & Platinum, Cabochon Sapphire & Diamond Cluster Ring by Bailey Banks & Biddle$9,850
  30. Art Deco Platinum, Emerald & Diamond Swirl Earrings
    Art Deco Platinum, Emerald & Diamond Swirl Earrings$6,900
  31. Early 20th Century French Import Platinum Cluster Ring set with a Sapphire & Diamonds
    Early 20th Century French Import Platinum Cluster Ring set with a Sapphire & Diamonds$19,650
  32. Art Deco 14ct Gold & Platinum, Two Stone Diamond Ring with Diamond set Shoulders
    Art Deco 14ct Gold & Platinum, Two Stone Diamond Ring with Diamond set Shoulders$21,650
  33. Art Deco 18ct Gold & Platinum, Diamond & Calibre Ruby Rectangular Shaped Ring
    Art Deco 18ct Gold & Platinum, Diamond & Calibre Ruby Rectangular Shaped Ring$9,850
  34. Early 20th Century Platinum Cabochon Emerald & Diamond Cluster Ring
    Early 20th Century Platinum Cabochon Emerald & Diamond Cluster Ring$21,650
  35. Early 20th Century Platinum Ring set with a Large Ceylon Sapphire & Diamonds
    Early 20th Century Platinum Ring set with a Large Ceylon Sapphire & Diamonds$34,750
  36. Art Deco Platinum, Unheated Burma Sapphire & Diamond Fancy Cluster Ring
    Art Deco Platinum, Unheated Burma Sapphire & Diamond Fancy Cluster Ring$19,650