Early 20th Century Platinum Jewellery

Edwardian Diamond Cluster Ring 1.50ct Old Cut Diamonds 18ct Gold & Platinum c.1910

1920s Art Deco Diamond Trilogy Ring in 18ct Gold and Platinum

Antique Natural Blister Pearl & 0.13ct Diamond Platinum Dress Ring c.1920

Antique Art Deco 3.18ct Diamond & 14k Yellow Gold Brooch c.1920

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

Beautiful 1.4ct Platinum Solitaire Diamond Ring - Boxed

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

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

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

Antique 4.83ct Diamond & Platinum Bracelet c.1925

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

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

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

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

Antique 5.74ct Aquamarine 0.18ct Diamond & Platinum Pendant c.1915

Antique 18ct Gold Diamond Twist Ring Band Size L (US Size 5.75) C1900

Antique 18ct Gold Platinum Diamond Trilogy Engagement Ring Size K 1/2 (US Size 5.5) C1920

Antique 18ct Gold Diamond Twist Ring Band Size L

Antique French Art Deco 0.45ct Sapphire & 1.75ct Diamond Platinum Dress Ring c.1920

Antique 3.20ct Diamond & Platinum Solitaire Ring c.1925

Antique Art Deco 6.26ct Diamond & Platinum Brooch c.1925

Antique 1.89ct Diamond & Platinum Three Stone Ring c.1925

Art Deco Platinum Jadeite & Diamond Ring – 15ct Natural Green Jade, 1920s with Certificate

Antique 4.48ct Sapphire & 0.23ct Diamond, 9k Rose Gold Bracelet c.1910

18ct Gold Platinum 3 Stone Diamond Ring

Antique Art Deco 0.30ct Sapphire & 7.58ct Diamond Platinum Bracelet c.1920

Antique Art Deco 7.50ct Onyx & 3.20ct Diamond, Platinum Brooch c.1920

Vintage Art Deco 2.20ct Onyx & 0.50ct Diamond, Platinum Ring c.1940

Edwardian Rose-cut Diamond Negligee Necklace

Edwardian Opal & Diamond Lavalier Necklace in Gold & Platinum

18ct Gold & Platinum Amethyst & Diamond Ring

Antique 1.28ct Diamond & Platinum Pendant c.1920

Antique 1.65ct Diamond & Platinum Solitaire Ring c.1920

Antique French Art Deco 10.45ct Diamond & Platinum Bracelet c.1920