20th Century Platinum Jewellery

Antique Ruby and 1.63ct Diamond 9k and 14k Yellow Gold Bicycle Brooch Circa 1915

Vintage 5.97ct Diamond & 18k White Gold Cluster Earrings c.1940

0.90ct Sapphire & 0.36ct Diamond Platinum Ring c.1930

4.84ct Moonstone & 1.87ct Diamond Platinum Ring c.1935

Antique/vintage 6.10ct Basaltic Sapphire and 2.65ct Diamond 18k Yellow Gold Ring

Vintage 0.97ct Diamond & Platinum Solitaire Ring c.1970

Antique Art Deco 0.62ct Diamond & 12k Yellow Gold Bracelet c.1920

Beautiful 1.4ct Platinum Solitaire Diamond Ring - Boxed

4.45ct Thai Ruby 1.90ct Zambian Emerald & 3.85ct Diamond Platinum & White Gold Spray Brooch c.1935

Antique Platinum & Diamond Pheasant Brooch

2.48ct Sapphire & 2.80ct Diamond Platinum Brooch c.1935

Antique 1.00ct Diamond & Platinum Necklace c.1920

Antique 0.61ct Emerald & 1.45ct Diamond 18k White Gold Ring c.1920

Antique Art Deco 5.03ct Diamond & Platinum Brooch c.1925

Edwardian Old European Cut Diamond Daisy Cluster Ring in 18ct Gold & Platinum

Vintage 4.70ct Black Opal & 1.08ct Diamond Platinum Cocktail Ring 1980

Vintage 3.20ct Sapphire & 0.30ct Diamond Platinum Ring c.1945

French Art Deco 1.72ct Emerald & 3.51ct Diamond Platinum Cocktail Ring c.1935

Antique French 21.02ct Aquamarine & 1.90ct Onyx Platinum Ring c.1920

Antique 1.00ct Diamond & 18k Yellow Gold Twist Ring c.1900

Antique 1.61ct Diamond & Platinum GIA Certified Ring c.1925

Antique 5.02ct Emerald & 4.35ct Diamond 15k Yellow Gold Pendant c.1915

Vintage 2.54ct Diamond & 14k White Gold Ring c.1980

Antique 5.90ct High Zircon & 1.48ct Diamond 18k White Gold Cluster Ring c.1925

Art Deco 7.12ct High Zircon & 10.85ct Diamonds Platinum Brooch c.1930

Vintage 2.86ct Diamond & Platinum Trilogy Ring c.1970

Antique 4.83ct Diamond & Platinum Bracelet c.1925

18ct Gold & Platinum Diamond Solitaire Ring Old Cut Antique Ring c.1920

Vintage 17.11ct Ceylon Sapphire & 0.50ct Diamond Platinum Cocktail Ring c.1950

Edwardian 18ct Gold & Platinum Mother of Pearl & Sapphire Cufflinks, c.1910

Swedish 3.18ct Yellow Sapphire & 2.40ct Diamond & Platinum Brooch c.1935

Antique 2.48ct Diamond and Platinum Halo Pendant Circa 1920

Antique Art Deco 1.39ct Diamond and Platinum Dress Ring Circa 1920

Vintage Art Deco 6.05ct Diamond and Platinum Bracelet Circa 1950

Antique 3.83ct Diamond and Platinum Art Deco Brooch Circa 1925

Antique Art Nouveau 0.95ct Amethyst 0.10ct Diamond and Pearl 12k Yellow Gold Pendant Circa 1910

Antique 1.57ct Basaltic Sapphire and 1.20ct Diamond Platinum Pendant Circa 1915

Antique 2.00ct Ceylon Sapphire & 1.16ct Diamond 18k Yellow Gold Cocktail Ring c.1915

1.87ct Zambian Emerald & 0.68ct Diamond Platinum Dress Ring c.1935

Diamond Engagement Ring, Antique 18ct Gold & Platinum Solitaire c.1920