An Art Deco diamond brooch Cartier Paris, circa 1930

A Pair of Platinum and Diamond Hoop Earrings, circa 1920

A Late Victorian Moonstone, Ruby and Diamond Pendant Circa 1900

A Fine Early Art Deco Onyx and Diamond Bracelet Paris, circa 1918

Cartier

A Mid-Century diamond collar, 1950s

An Important Victorian Emerald and Diamond Ring, circa 1890

An Exceptional Diamond Longchain France, circa 1915

An Elegant Antique Diamond Rivière Circa 1900

Parure, Federico Buccellati

Buccellati

A Diamond Ring, Early 20th Century

An Art Deco Sapphire and Diamond Ring, Circa 1930

A Sapphire and Diamond 'Forget-Me-Not' Ring, Cartier New York, Circa 1960

Cartier

A Sapphire and Diamond 'Forget-Me-Not' Ring, Cartier New York, Circa 1960

Cartier

A Pair of Amethyst, Topaz and Diamond Earrings

An Opulent Pair of Mid-Century Diamond Pendent Ear Clips

A Victorian Sapphire, Emerald and Diamond Brooch

Diamond Chain Necklace

Bulgari

Three yellow sapphire, emerald and diamond brooches, 'Abeille'

Van Cleef & Arpels

Carved gem-set and diamond flower brooch Austria, 1960s

A Rare Montana sapphire and diamond ring/pendant

Pair of Victorian Diamond Earrings

An Art Deco Coral and Diamond Ring

A Fancy Vivid Yellow Diamond and Sapphire Ring

A Victorian Diamond Brooch/Pendant

A Pair of Art Deco Sapphire, Ruby and Diamond Clip Brooches/Ear Clips

Cartier

A Fine Ruby and Diamond Bracelet

An Art Deco Double Clip Brooch

Aventurine quartz and cultured pearl bracelet, ‘Twist’

Van Cleef & Arpels

An Elegant Art Deco Onyx and Diamond Sautoir

A Pair of Stylish Art Deco Diamond Clip Brooches and Bangle

Cartier

A Sleek Art Deco Ruby and Diamond Bracelet

A Mid-Century Gold and Diamond Bracelet

Van Cleef & Arpels

A Rare and Unusual Pair of Art Deco Carved Rock Crystal and Diamond Clip Brooches

An American Art Deco Sapphire and Diamond Bracelet

J.E. Caldwell

A Fine Petit Point-style Diamond Bracelet

Cultured pearl brooch

David Webb

A Pair of Glamorous Mid 20th century Diamond Earrings

Cartier

Set of Four Gold Bracelets, ‘Resille’

Cartier

An Art Deco Diamond Scarf Grip/Brooch

Cartier

A Pair of Retro Sapphire, Diamond & Gold Earrings

Cartier

An Important Art Deco Diamond Bracelet

An Elegant Etruscan Revival Gold Necklace

An Important Pair of Emerald & Diamond Ear Clips

René Boivin

A Superb Art Deco Diamond Bracelet

A Tactile Mid-Century Gold Link Bracelet

Cartier