20th Century Diamond Necklaces

Antique 1.30ct Diamond and 15k Yellow Gold Pendant Circa 1920

Antique Pearl & 0.77ct Diamond, 9ct Rose Gold Pendant / Brooch c.1910

Long Double Strand Pearl Necklace with Diamond 9ct Gold Clasp 9mm Pearls 1960s

Vintage Cultured Pearl & 36.00ct Black Diamond & 1.05ct White Diamond, 18ct Oxidised White Gold Pendant 1964

Antique Art Nouveau 0.35ct Diamond, Enamel & 18ct Yellow Gold Pendant c.1910

Antique Art Deco 2.20ct Diamond & 14ct White Gold Pendant c.1925

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

Antique Natural Pearl & Diamond Platinum Pendant c.1910

Pearl Necklace Amethyst Diamond Clasp with Gem Lab Cert Vintage 6 Strand Pearls

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

Vintage 1.54ct Peridot & 0.66ct Diamond, 18ct White Gold Pendant c.1945

Vintage 71ct Aquamarine, 0.38ct Diamond & 18ct White Gold Pendant c.1970

Antique and Vintage Single Strand Pearl Necklace with 0.66ct Sapphire, 0.88ct Diamond & 12ct White Gold Clasp

Antique 0.93ct Diamond & 18ct Yellow Gold Necklace c.1920

Antique 2.35ct Opal & 0.60ct Diamond, 18ct Yellow Gold Pendant c.1920

Antique 3.18ct Pink Tourmaline, 2.10ct Diamond and Platinum Pendant Circa 1925

Heart-shaped Emerald, Pearl and Diamond Pendant

Vintage Art Deco 4.22ct Tourmaline & 0.23ct Diamond, 18ct White Gold Pendant c.1945

Antique 0.71ct Diamond & 14ct Yellow Gold Pendant c.1910

Antique Pearl & 0.67ct Diamond, 12ct White Gold Necklace c.1910

Antique Art Nouveau 1.30ct Sapphire, Seed Pearl & Diamond, 18ct Yellow Gold Pendant c.1900

Early 20th Century Belle Epoque 18ct Gold Swag Necklace, French

Double Strand Pearl Necklace Diamond Ruby Sapphire 18ct Gold Clasp 1960s Pearls

Antique 4.60ct Jadeite & 0.28ct Diamond 18ct White Gold Pendant c.1920

Triple Strand Pearl Necklace with Gem Certificate 9ct Gold Diamond Clasp 1950s

Antique 9.10ct Amethyst Pearl & 0.20ct Diamond 14ct Yellow Gold Necklace

Antique/vintage 48.34ct Aquamarine and 0.70ct Diamond 18ct Yellow Gold and Platinum Necklace

Antique Aquamarine and Diamond Necklace 9ct Gold Edwardian Drop Pendant Circa 1910

9.60ct Aquamarine, 0.28ct Diamond & Platinum Pendant

Pearl Necklace with Art Deco Diamond Clasp Triple Strand 1930s with Gem Certificate

Vintage 0.20ct Sapphire & Diamond 18ct Rose Gold Collarette c.1950

Vintage 2.18ct Ruby & 2.30ct Diamond 9ct White Gold Necklace c.1970

Vintage Art Deco 0.22ct Diamond & 18ct Yellow Gold Necklace

1.60ct Opal, Pearl & Diamond, 9ct Gold Pendant / Brooch

Onyx & 0.72ct Diamond, Platinum Pendant - Art Deco c.1930

Vintage Pearl Necklace Diamond Clasp 1960s Unoaerre Italian Single Strand Pearls

Vintage French 6.68ct Diamond & 18ct White Gold Necklace / Bracelet - Art Deco c.1940

1950s 7.27ct Coral & Diamond, 18ct Yellow Gold Pendant

1920s 0.35ct Diamond & 18ct Yellow Gold Pendant

Antique Pearl Necklace Diamond Sapphire Clasp with Gem Certificate Single Strand