20th Century Platinum Jewellery

Antique Art Deco 7.80ct Diamond and Platinum Bracelet Circa 1920

Antique 0.99ct Colombian Emerald & 0.35ct Diamond, 18ct White Gold Ring c.1925

Antique 5.95ct Amethyst and 0.95ct Diamond, Platinum Dress Ring Circa 1935

Edwardian Solitaire Ring Diamond Platinum Antique Engagement Ring 1.0ct Diamond

Antique 0.78ct Sapphire & 0.29ct Diamond, Platinum Ring c.1925

Vintage French Import 1.60ct Ceylon Sapphire, 15.25ct Diamond & Platinum Bracelet c.1950

Vintage 1.57ct Heliodor & 3.20ct Diamond, Platinum Ballerina Ring c.1960

Antique 0.70ct Burmese Ruby and Diamond, Platinum Ring Circa 1915

Antique 2.05ct Emerald & 0.40ct Diamond, 9ct Yellow Gold Bar Brooch c.1910

Vintage 4.20ct Ceylon Sapphire & 0.40ct Diamond, Platinum Ring c.1945

Antique Art Deco 18.36ct Diamond & Platinum Bracelet c.1920

Antique 1.55ct Diamond & Platinum Ring c.1920

The Vintage Solitaire Brilliant Cut Diamond Twist Ring

1.10ct Ruby & 1.18ct Diamond, Platinum Ring c.1935

Antique Art Deco 2.10ct Emerald, 8.50ct Diamond & Platinum Bracelet c.1920

Antique 1.30ct Diamond and Platinum Trilogy Ring Circa 1925

2.48ct Ceylon Sapphire & 0.96ct Diamond, Platinum Ring c.1935

Art Deco 18ct Gold Platinum Ruby Diamond Ring

Antique 6.84ct Onyx, 15.40ct Diamond & Platinum Bracelet c.1920

Antique Art Deco 1.24ct Emerald & 1.66ct Diamond & Platinum Earrings c.1920

Antique 1.52ct Aquamarine and 2.92ct Diamond, 18ct White Gold Double Clip Brooch Circa 1925

Antique 3.52ct Diamond and Platinum Earrings Circa 1935

Antique Art Deco 1.20ct Aquamarine, 0.28ct Diamond & Platinum Pendant c.1910

0.52ct Ruby & 5.32ct Diamond, Platinum Brooch c.1935

Seed Pearl & 0.12ct Diamond, 15ct Rose Gold Bracelet c.1930

Antique Natural Pearl & Diamond Platinum Pendant c.1910

Platinum Diamond Bombé Ring Art Deco Old Cut Diamond Cluster Ring Original 1920s 3ct Diamond Ring

Art Deco Buckle Ring Diamond & Ruby Platinum Ring 1940s Large Vintage Retro Ring

Antique Edwardian Natural Pearl & Gemstone, 18ct Yellow Gold & Platinum Charm Bracelet

Art Deco 33.25ct Diamond & 0.30ct Emerald Platinum Bracelet c.1930

Vintage 8.24ct Diamond & Platinum Ring by Boucheron c.1950

Art Deco 1.67ct Diamond & 18ct White Gold Pendant c.1935

Vintage Art Deco Style Cultured Saltwater Pearl & 2.16ct Diamond, Platinum Cluster Ring c.1950

Antique 1.38ct Diamond & 18ct Yellow Gold Cluster Ring c.1910

Vintage 1.90ct Thai Ruby and 0.90ct Diamond, Platinum Cluster Ring 1940

Tiffany & Co Platinum & Diamond Cobblestone Pendant with Box

Antique 20.90ct Diamond, Platinum & Palladium Cocktail Watch c.1925

4.35ct Diamond & Platinum Earrings c.1935

1.76ct Diamond & Platinum Solitaire Ring c.1925

Antique 1.35ct Sapphire and 0.90ct Diamond, Platinum Ring Circa 1935