20th Century Onyx Jewellery

Onyx Bead & 9ct Gold Necklace

Art Deco Silver, Marcasite & Black Onyx Brooch

9ct Gold Onyx Lions Head Signet Ring

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

Vintage Kutchinsky Buckle Ring 18ct Gold, Onyx and Diamond, London 1972

Vintage 2.40ct Black Onyx & Diamond 14k Yellow Gold Signet Ring c.1945

Art Deco 0.50ct Onyx & 0.20ct Diamond, Platinum Pendant c.1930

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

Vintage 3.50ct Onyx, 0.13ct Emerald and Diamond, 18ct Yellow Gold Cat Brooch (1958)

Vintage Georg Jensen Silver & Onyx Bangle

Antique Art Deco 0.54ct Onyx, Rock Crystal and 0.29ct Diamond, 14ct Yellow Gold Bow Brooch Circa 1930

Vintage 4.50ct Amethyst, 0.50ct Onyx and 0.25ct Diamond, 18ct Yellow Gold Dress Ring Circa 1980

The Vintage Onyx Signet Classic Ring

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

The Vintage Onyx Classic Signet Ring

Antique Art Deco Style 5.10ct Black Onyx & 0.18ct Diamond, 14ct White Gold Dress Ring c.1920

Antique Art Deco 11.20ct Black Onyx & 0.91ct Diamond, Platinum Brooch c.1920

Vintage Onyx and 9.50ct Coral, Silver Necklace Circa 1940

1.70ct Black Onyx & 2.20ct Diamond, Platinum Cartier Brooch c.1925

The Vintage 1983 Aries Signet Ring

Green Onyx Domed Pendant

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

Antique 6.69ct Citrine, 0.28ct Diamond & Onyx 14ct Yellow Gold Brooch c.1920

Vintage Onyx, Diamond & 14ct Yellow Gold Pendant / Brooch c.1970

Vintage Onyx & 1.06ct Diamond, 18ct Yellow Gold Dress Ring c.1960

Black Onyx, 0.13ct Diamond & Pearl, 15ct Yellow Gold & Platinum Pendant - Art Deco c.1930

Art Deco Stick Pin

Art Deco Mourning Brooch in Diamond, Pearls & Onyx

Art Deco Bar Brooch Set with Diamonds & Onyx

Vintage Asprey Cufflinks. 18ct Gold Mother of Pearl & Black Onyx Art Deco Style CuffLinks

Art Deco 15ct & Platinum, Diamond & Onyx Brooch