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The Antique Jewellery Company

Platinum & Diamond Jewellery

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

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  1. Art Deco Platinum Brooch set with Sapphires & Diamonds in Original Case
    Art Deco Platinum Brooch set with Sapphires & Diamonds in Original Case$8,850
  2. Art Deco Platinum Cluster Ring set with an Opal & Diamonds
    Art Deco Platinum Cluster Ring set with an Opal & Diamonds$4,300
  3. Edwardian Platinum, Sapphire & Diamond Marquise Ring
    Edwardian Platinum, Sapphire & Diamond Marquise Ring$5,200
  4. Early 20th Century 18ct Gold & Platinum, Emerald & Diamond Rectangular Cluster Ring
    Early 20th Century 18ct Gold & Platinum, Emerald & Diamond Rectangular Cluster Ring$16,400
  5. Art Deco 18ct Gold & Platinum, Ruby & Diamond Ornate Target Ring
    Art Deco 18ct Gold & Platinum, Ruby & Diamond Ornate Target Ring$6,900
  6. Early 20th Century Platinum Twist Ring set with Diamonds & Rubies
    Early 20th Century Platinum Twist Ring set with Diamonds & Rubies$3,750
  7. Edwardian 18ct Gold & Platinum, Sapphire & Diamond Two Row Cluster Ring
    Edwardian 18ct Gold & Platinum, Sapphire & Diamond Two Row Cluster Ring$3,500
  8. Art Deco Platinum Emerald & Diamond Crossover Ring
    Art Deco Platinum Emerald & Diamond Crossover Ring$6,400
  9. Art Deco 14ct White Gold, Green Tourmaline & Rose Diamond Ring
    Art Deco 14ct White Gold, Green Tourmaline & Rose Diamond Ring$3,900
  10. Art Deco 18ct Gold & Platinum Ornate Twist Ring set with Rubies & Diamonds
    Art Deco 18ct Gold & Platinum Ornate Twist Ring set with Rubies & Diamonds$5,050
  11. Art Deco 18ct Gold & Platinum, Cabochon Emerald & Diamond Ring
    Art Deco 18ct Gold & Platinum, Cabochon Emerald & Diamond RingOn Hold
  12. Art Deco Platinum Eternity Ring set with Diamonds
    Art Deco Platinum Eternity Ring set with Diamonds$2,200
  13. Early 20th Century 18ct Gold & Platinum Diamond Target Ring
    Early 20th Century 18ct Gold & Platinum Diamond Target Ring$12,800
  14. Edwardian 18ct Gold & Platinum, Triple Cluster Ring set with Diamonds
    Edwardian 18ct Gold & Platinum, Triple Cluster Ring set with Diamonds$4,300
  15. Art Deco Platinum Zircon & Diamond Drop Earrings
    Art Deco Platinum Zircon & Diamond Drop Earrings$11,750
  16. Art Deco Platinum Rectangular Ring set with Two Sapphires & Diamonds
    Art Deco Platinum Rectangular Ring set with Two Sapphires & Diamonds$4,300
  17. Edwardian 18ct Gold & Platinum Three Stone Sapphire & Diamond Ring
    Edwardian 18ct Gold & Platinum Three Stone Sapphire & Diamond Ring$3,900
  18. Art Nouveau 18ct Gold & Platinum, Diamond, Emerald, Ruby & Sapphire Ring
    Art Nouveau 18ct Gold & Platinum, Diamond, Emerald, Ruby & Sapphire Ring$10,850$8,850
  19. Large Sapphire Ring with Diamond & Sapphire Shoulders
    Large Sapphire Ring with Diamond & Sapphire Shoulders$21,650
  20. Early 20th Century 18ct White Gold & Platinum, Three Stone Diamond Ring
    Early 20th Century 18ct White Gold & Platinum, Three Stone Diamond Ring$3,500
  21. 18ct Gold & Platinum Ring set with a Diamond
    18ct Gold & Platinum Ring set with a Diamond$500
  22. Early 20th Century Platinum Ruby & Diamond Cluster Ring
    Early 20th Century Platinum Ruby & Diamond Cluster Ring$5,050
  23. Early 20th Century Platinum Bracelet set with Diamonds
    Early 20th Century Platinum Bracelet set with Diamonds$11,500
  24. Early 20th Century French 18ct Gold & Platinum, Diamond & Ruby Crossover Ring
    Early 20th Century French 18ct Gold & Platinum, Diamond & Ruby Crossover RingOn Hold
  25. Edwardian 18ct Gold & Platinum Emerald & Diamond Triple Cluster Ring
    Edwardian 18ct Gold & Platinum Emerald & Diamond Triple Cluster Ring$5,600
  26. Art Deco Platinum, Fire Opal & Diamond Ring
    Art Deco Platinum, Fire Opal & Diamond Ring$8,850
  27. Edwardian Platinum, Pink Sapphire & Diamond Cluster Ring
    Edwardian Platinum, Pink Sapphire & Diamond Cluster Ring$4,300
  28. Art Deco Platinum & Iridium Buckle Ring set with Sapphires & Diamonds
    Art Deco Platinum & Iridium Buckle Ring set with Sapphires & Diamonds$8,850
  29. Art Deco Platinum, Emerald & Baguette Diamond Tie Pin
    Art Deco Platinum, Emerald & Baguette Diamond Tie Pin$1,700
  30. Art Deco Jade & Diamond Buddha Brooch
    Art Deco Jade & Diamond Buddha Brooch$6,900$4,950
  31. Art Deco Platinum Diamond Solitaire Ring with Baguette Diamond Shoulders
    Art Deco Platinum Diamond Solitaire Ring with Baguette Diamond Shoulders$21,650
  32. Art Deco Platinum Diamond Solitaire Ring with Baguette Cut Diamond Step Cut Shoulders
    Art Deco Platinum Diamond Solitaire Ring with Baguette Cut Diamond Step Cut Shoulders$29,500
  33. Edwardian 18ct Gold, Natural Pearl & Diamond Cluster Ring
    Edwardian 18ct Gold, Natural Pearl & Diamond Cluster Ring$3,900
  34. Art Deco 18ct White Gold & Platinum Geometric Ring set with Sapphires & Diamonds
    Art Deco 18ct White Gold & Platinum Geometric Ring set with Sapphires & Diamonds$6,100
  35. Art Deco 18ct Gold & Platinum Diamond Line Brooch
    Art Deco 18ct Gold & Platinum Diamond Line Brooch$3,750
  36. Art Deco 14ct Gold & Platinum Diamond Earrings
    Art Deco 14ct Gold & Platinum Diamond Earrings$2,500
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