20th Century Diamond Jewellery

Antique Gold and Diamond Portrait Brooch

Star Ruby 18ct White Gold Ring

Antique Diamond Solitaire 18ct Gold Ring

Stunning 3-stone Diamond Platinum Ring (ca 1ct)

Diamond Solitaire 18ct Gold Ring

Vintage 9.27 ct Coral and 0.80 ct Diamond, 18ct Yellow Gold Pendant Circa 1960

Antique 1.13 ct Diamond and Platinum Solitaire Ring Circa 1935

Vintage 1ct Sapphire and 0.96ct Diamond 18 ct White Gold Dress Ring Circa 1950

Antique 0.75 ct Yellow Diamond and 18ct Yellow Gold Twist Ring Circa 1930

Vintage 2.30 ct Diamond and 18ct White Gold Ring Circa 1950

The Antique 1905 Five Old Cut Diamond Ring

The Antique Art Deco Era Old Mine Cut Diamond Ring

Large 18ct Gold Ruby, Diamond & Pearl Bow Necklace / Choker

Antique Victorian 15k Gold Turquoise, Pearl & Diamond Crescent Brooch - c.1900

Kutchinsky Baguette Diamond Ring 18ct Gold Abstract Vintage Ring London 1971

18ct Gold Opal & Diamond Cluster Ring Cropp & Farr

The Antique 1912 Five Old Cut Diamond Boat Ring

The Antique 1917 Baroque Pearl & Old Cut Diamond Elaborate Ring

Vintage French Art Deco 8.77ct Diamond & 18ct Yellow Gold Bracelet c.1940

Vintage 0.26ct Diamond & 14ct White Gold Pendant c.1960

Antique 0.80ct Diamond & 18ct Yellow Gold Solitaire Ring c.1920

Vintage Art Deco 5.16ct Diamond & Platinum Earrings c.1950

1.01ct Diamond & 15ct White Gold Pendant c.1935

White Gold And Diamond Cross

Antique Art Deco 3.87ct Diamond and 18ct White Gold Clip Brooch / Pendant

Vintage French 1.38ct Diamond and 18ct Yellow Gold Solitaire Ring Circa 1960

Antique 0.52ct Diamond and Enamel, 12ct Yellow Gold Jockey Brooch Circa 1930

Vintage 1.93ct Sapphire & 0.63ct Diamond, 18ct Yellow Gold Dress Ring c.1940

Antique 0.98ct Sapphire & Diamond, 18ct Yellow Gold Pendant c.1900

The Brilliant Cut Solitaire Diamond Radiant Ring

Vintage 3.20ct Emerald and 3.95ct Diamond 18ct White Gold Bangle Circa 1945

Cabochon Emerald & Diamond Ring

Antique 5-Stone Diamond 18ct Gold Ring

Trianon for Theo Fennnell – 18ct Gold Shirt Studs

The Vintage 1929 Garnet & Diamond Ring

Vintage 4.46ct Tourmaline & 0.20ct Diamond, Platinum Ring

Gold & Diamond Solitaire Ring

Tanzanite and Platinum Solitaire Ring

Vintage 18ct White Gold Diamond Half-eternity Ring

The Antique Old Swiss Cut Diamond Solitaire Ring