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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 Iridium & Platinum Rectangular Flat Cut Diamond & French Cut Ruby Ring
    Art Deco Iridium & Platinum Rectangular Flat Cut Diamond & French Cut Ruby Ring£6,750
  2. Edwardian Platinum Long Drop Earrings set with Diamonds & Pear Shaped Aquamarines
    Edwardian Platinum Long Drop Earrings set with Diamonds & Pear Shaped Aquamarines£8,250
  3. Early 20th Century 18ct Gold, Cats Eye Chrysoberyl & Diamond Cluster Earrings
    Early 20th Century 18ct Gold, Cats Eye Chrysoberyl & Diamond Cluster Earrings£4,950
  4. Art Nouveau French Import 18ct Gold & Platinum Fancy Crossover Ring set with Diamonds
    Art Nouveau French Import 18ct Gold & Platinum Fancy Crossover Ring set with Diamonds£3,650
  5. Early 20th Century Ruby & Diamond Pendant set with a Large Opal on a Platinum Chain in the Original Case
    Early 20th Century Ruby & Diamond Pendant set with a Large Opal on a Platinum Chain in the Original Case£18,000
  6. Edwardian 18ct Gold & Platinum Marquise Ring set with a Pink Sapphire & Diamonds
    Edwardian 18ct Gold & Platinum Marquise Ring set with a Pink Sapphire & Diamonds£4,950
  7. Art Deco Platinum, Pave Set Old Mine Cut Diamond Oval Cluster Ring
    Art Deco Platinum, Pave Set Old Mine Cut Diamond Oval Cluster Ring£6,250
  8. Art Deco Platinum & Diamond Circular Brooch
    Art Deco Platinum & Diamond Circular Brooch£3,500
  9. Art Nouveau 18ct Gold & Platinum, Two Stone Diamond Crossover Ring
    Art Nouveau 18ct Gold & Platinum, Two Stone Diamond Crossover Ring£1,650
  10. Art Deco Platinum Diamond Shaped Emerald & Diamond Ring
    Art Deco Platinum Diamond Shaped Emerald & Diamond Ring£4,250
  11. Art Deco Platinum & 18ct Gold Cufflinks with Baguette Diamonds & Black Enamel Detail
    Art Deco Platinum & 18ct Gold Cufflinks with Baguette Diamonds & Black Enamel Detail£1,875
  12. French Art Nouveau 18ct Gold & Platinum, Diamond & Sapphire Twist Ring
    French Art Nouveau 18ct Gold & Platinum, Diamond & Sapphire Twist Ring£4,650
  13. Edwardian 18ct Gold & Platinum, Diamond Cluster Ring with Diamond set Shoulders
    Edwardian 18ct Gold & Platinum, Diamond Cluster Ring with Diamond set ShouldersOn Hold
  14. French Belle Epoque 18ct gold & Diamond Eagle Brooch
    French Belle Epoque 18ct gold & Diamond Eagle Brooch£2,950
  15. Edwardian 15ct Gold, Diamond & Aquamarine Pear Shaped Pendant
    Edwardian 15ct Gold, Diamond & Aquamarine Pear Shaped PendantOn Hold
  16. Tiffany Petals Key Pendant set with Diamonds
    Tiffany Petals Key Pendant set with Diamonds£4,250
  17. Art Deco Platinum & 15ct Gold Winning Post Tie Pin set with Diamonds
    Art Deco Platinum & 15ct Gold Winning Post Tie Pin set with Diamonds£975
  18. French Art Nouveau 18ct Gold & Platinum Brooch Set with a Cabochon Opal & Diamonds
    French Art Nouveau 18ct Gold & Platinum Brooch Set with a Cabochon Opal & Diamonds£2,250
  19. Retro Platinum, Diamond Solitaire Ring with Diamond set Shoulders
    Retro Platinum, Diamond Solitaire Ring with Diamond set ShouldersOn Hold