An 2.82ct old mine cut diamond ring
A diamond riviere necklace, circa 1920
A pair of antique diamond earrings, circa 1890
An emerald and diamond leaf brooch
An emerald and diamond ring, circa 1915
A ruby and diamond bombe ring, circa 1920
A pair of 19th century diamond cluster earrings, circa 1870
A sapphire and diamond bombe ring
Raymond Yard
Diamond and pearl pendant earrings, circa 1910
A Pair of Art Deco Diamond Clips, circa 1930
A pair of ruby and diamond flowerhead cluster earrings, circa 1930
Cartier
An 18k gold and diamond bow ring, circa 1940
A Pair of Line Bracelets
An art-deco tutti frutti and gem-set macaw brooch
Boucheron
An art deco diamond bracelet, circa 1930
A pair of carved ruby and diamond earrings
Cartier
An art deco onyx and diamond dress ring set with a sugarloaf amethyst, circa 1925
Boucheron
A diamond strap bracelet, circa 1910
An aquamarine and diamond ring
A gold and diamond bracelet, 1950s
Cartier
Gold, tourmaline and topaz ring
Bulgari
A pair of 3ct diamond studs, circa 1970
An early 20th century diamond brooch
An emerald and diamond pendant on a diamond set chain, circa 1910
An French Art deco diamond square-link bracelet, circa 1925
A mid-20th century platinum and diamond collar necklace
Antique pavé set diamond heart pendant-brooch, circa 1900
A gold and sapphire double band ring
Bulgari
A citrine and diamond brooch, 1950s
Cartier
Early 20th century diamond cluster ring, circa 1915
Emerald and diamond hoop earrings
A pair of 1940s double clip brooches
A diamond double clip brooch, circa 1930
An early 20th century scroll and pear shaped diamond pendant
An early 20th century diamond long chain
A collection of gem set gypsy rings mounted in 18K gold
A pair of art deco diamond and rock crystal ear pendants, circa 1920
A pair of 18k gold and sapphire cufflinks, 1960s
Cartier
An emerald heart pendant
A pair of gold and sapphire cufflinks, 1960s
Cartier
A ruby and diamond double clip brooch, circa 1945
Boucheron
An early 20th century sapphire and French cut diamond line bracelet
A pair of ruby and diamond ear pendants, circa 1925
A sapphire and diamond panel ring, circa 1910
A yellow gold "B.Zero1" ring
Bulgari
A 19th century turquoise and gold tassel necklace, circa 1840
An onyx and diamond bracelet
Antique sapphire and diamond cluster heart pendant, circa 1890
Citrine and demantoid garnet pendant earclips, circa 1980s
Hemmerle
A diamond and ruby clip, circa 1930
An early 20th century octagonal cut diamond ring
An antique Colombian emerald and diamond turtle brooch, French circa 1870
An en tremblant antique flower brooch, circa 1860
An art deco ruby and diamond geometric cluster ring, circa 1920
A gold & turquoise parure
Cartier
Art Deco three stone baguette diamond ring, circa 1930
A Demantoid garnet and diamond tortoise brooch, circa 1890
An onyx and gold necklace
Van Cleef & Arpels
A rare art deco Diamond ring, surrounded by rubies and diamonds
An Art deco sapphire and diamond ring, circa 1920
An Art Deco diamond Maillon Panthere bracelet, circa 1915
Cartier
Emerald and diamond ring, circa 1930
A pair of coral, diamond and sapphire ear pendants
An almandine garnet and diamond double clip brooch
Cartier
A 19th century burmese ruby, emerald and diamond brooch
A diamond Ring
Bulgari
An emerald and diamond ring, circa 1930
A pair of diamond hoops
A 19th century turquoise and diamond strap bracelet, circa 1850
A 17th century German gold, & jewelled couchant horse and hound pendant, circa 1650
A sapphire, pearl and gold pendant
Pair of fin-de-siècle art nouveau gold and diamond cufflinks, circa 1900
A pink sapphire and diamond gypsy ring
A mid century art deco-style brownish-yellow diamond ring
Pair of diamond earrings, Paris
Cartier
An art deco unheated Ceylon sapphire and diamond ring, France, circa 1920
A fine and rare antique diamond ring early 19th century
A rare art deco ruby and diamond ring, Ellis Brothers, Canada, circa 1925
A pair of platinum and diamond hoop earrings, circa 1920
An exceptional diamond longchain France, circa 1915
An important victorian emerald and diamond ring, circa 1890
A Victorian diamond brooch/pendant
An art deco sapphire and diamond ring, Circa 1930
A sapphire and diamond 'forget-me-not' ring, New York, circa 1960
Cartier
A sapphire and diamond 'forget-me-not' ring, New York, circa 1960
Cartier
An opulent pair of mid-century diamond pendent ear clips, 1950s
A gold and diamond necklace
Bulgari
An art deco coral and diamond ring, 1930s
A fine ruby and diamond bracelet, France, second half 20th century
An art deco double clip brooch
A diamond and sapphire brooch
A mid-century gold and diamond bracelet
Van Cleef & Arpels
A fine petit point-style diamond bracelet
A pair of retro sapphire, diamond & gold earrings, Paris, late 1940s
Cartier
An important art deco diamond bracelet, France, circa 1935
A superb art deco diamond bracelet