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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. Retro Platinum & 18ct Gold, Three Stone Emerald & Diamond Ring
    Retro Platinum & 18ct Gold, Three Stone Emerald & Diamond Ring$12,800
  2. Edwardian Platinum, Solitaire Diamond Crossover Ring with Diamond set Shoulders
    Edwardian Platinum, Solitaire Diamond Crossover Ring with Diamond set Shoulders$6,500
  3. Art Deco Platinum Pierced Rectangular Shaped Ring set with Diamonds
    Art Deco Platinum Pierced Rectangular Shaped Ring set with Diamonds$4,300
  4. Art Deco Platinum, Sapphire & Diamond Cluster Ring
    Art Deco Platinum, Sapphire & Diamond Cluster Ring$5,600
  5. Art Deco 18ct Gold & Platinum, Onyx & Diamond Hexagonal Shaped Ring
    Art Deco 18ct Gold & Platinum, Onyx & Diamond Hexagonal Shaped Ring$3,750
  6. Edwardian Platinum, Sapphire & Two Row Diamond Cluster Ring
    Edwardian Platinum, Sapphire & Two Row Diamond Cluster Ring$3,900
  7. Edwardian Platinum & Diamond Rectangular Brooch
    Edwardian Platinum & Diamond Rectangular Brooch$4,600
  8. Art Deco Platinum Wide Eternity Ring set with Diamonds
    Art Deco Platinum Wide Eternity Ring set with Diamonds$6,100
  9. Edwardian Platinum Two Row Diamond Eternity Ring
    Edwardian Platinum Two Row Diamond Eternity Ring$2,200
  10. Art Deco Platinum, Diamond Solitaire Ring with Step Cut Shoulders set with Baguette Diamonds
    Art Deco Platinum, Diamond Solitaire Ring with Step Cut Shoulders set with Baguette Diamonds$32,750
  11. Art Deco Platinum Sapphire & Diamond Ornate Oval Ring
    Art Deco Platinum Sapphire & Diamond Ornate Oval Ring$9,850
  12. Art Deco French Platinum, Frosted Rock Crystal & Diamond Ring
    Art Deco French Platinum, Frosted Rock Crystal & Diamond Ring$8,200
  13. Mid 20th Century Platinum Intertwined Hearts Ring set with Diamonds
    Mid 20th Century Platinum Intertwined Hearts Ring set with Diamonds$3,500
  14. Early 20th Century 18ct Gold & Platinum, Sapphire & Diamond Three Stone Ring
    Early 20th Century 18ct Gold & Platinum, Sapphire & Diamond Three Stone Ring$3,650
  15. Art Nouveau 18ct Gold & Platinum Three Leaf Clover Ring set with Diamonds
    Art Nouveau 18ct Gold & Platinum Three Leaf Clover Ring set with Diamonds$3,500
  16. Edwardian 18ct Gold & Platinum Turquoise & Diamond Cluster Ring
    Edwardian 18ct Gold & Platinum Turquoise & Diamond Cluster Ring$5,050
  17. Victorian 18ct Gold Three Stone Sapphire & Diamond Carved Half Hoop Ring
    Victorian 18ct Gold Three Stone Sapphire & Diamond Carved Half Hoop Ring$4,300
  18. Edwardian Platinum & 18ct Gold Diamond Cluster Drop Earrings
    Edwardian Platinum & 18ct Gold Diamond Cluster Drop Earrings$8,850
  19. Art Deco Platinum & Diamond Eternity Ring
    Art Deco Platinum & Diamond Eternity Ring$3,300
  20. Late 19th Century 18ct Gold & Platinum, Diamond & Blue Enamel Round Catherine Wheel Brooch
    Late 19th Century 18ct Gold & Platinum, Diamond & Blue Enamel Round Catherine Wheel Brooch$4,800
  21. Edwardian Platinum Crossover Double Daisy Cluster Diamond Ring
    Edwardian Platinum Crossover Double Daisy Cluster Diamond Ring$4,300
  22. Edwardian 18ct Gold & Platinum Marquise Ring set with a Pink Sapphire & Diamonds
    Edwardian 18ct Gold & Platinum Marquise Ring set with a Pink Sapphire & Diamonds$6,500
  23. Art Nouveau 18ct Gold & Platinum, Two Stone Diamond Crossover Ring
    Art Nouveau 18ct Gold & Platinum, Two Stone Diamond Crossover Ring$2,200
  24. Early 20th Century Platinum, Five Stone Diamond Ring
    Early 20th Century Platinum, Five Stone Diamond Ring$6,900
  25. Art Deco Platinum & Diamond Circular Brooch
    Art Deco Platinum & Diamond Circular Brooch$4,600
  26. Edwardian Platinum, Turquoise & Diamond Ring
    Edwardian Platinum, Turquoise & Diamond Ring$2,000
  27. Edwardian Platinum, Daisy Drop Pendant set with Diamonds
    Edwardian Platinum, Daisy Drop Pendant set with Diamonds$3,750
  28. Edwardian Platinum Drop Earrings set with Pink Topaz & Diamonds
    Edwardian Platinum Drop Earrings set with Pink Topaz & Diamonds$16,400
  29. Edwardian Platinum Diamond Twist Ring
    Edwardian Platinum Diamond Twist Ring$7,050
  30. Early 20th Century 18ct White Gold & Platinum Three Stone Diamond Ring
    Early 20th Century 18ct White Gold & Platinum Three Stone Diamond Ring$5,600
  31. Early 20th Century Platinum & Diamond Oval Ring
    Early 20th Century Platinum & Diamond Oval Ring$10,850
  32. Art Deco Platinum, Sapphire & Diamond Square Ring with Diamond Set Shoulders
    Art Deco Platinum, Sapphire & Diamond Square Ring with Diamond Set Shoulders$6,500
  33. Edwardian Platinum Brooch set with Natural Pearls, Diamonds & an Emerald
    Edwardian Platinum Brooch set with Natural Pearls, Diamonds & an Emerald$3,900
  34. Art Deco 18ct Gold & Platinum, Ruby & Diamond Large Oval Cluster Ring
    Art Deco 18ct Gold & Platinum, Ruby & Diamond Large Oval Cluster Ring$4,600
  35. Edwardian 18ct Gold & Platinum, Two Stone Diamond Crossover Ring
    Edwardian 18ct Gold & Platinum, Two Stone Diamond Crossover RingOn Hold
  36. Art Nouveau 18ct Gold & Platinum Ring set with Diamonds
    Art Nouveau 18ct Gold & Platinum Ring set with Diamonds$2,950