Lot 145. A rare Art Deco onyx, pearl and diamond 'Domino' brooch, by Cartier. Estimate GBP 40,000 - GBP 50,000 (USD 65,400 - USD 81,750). Price realised GBP 67,250 (USD 110,357) © Christie's Image Ltd 2011

The rectangular open panel with pavé-set diamonds to one side and onyx panel to the other with bouton-shaped onyx and pearl terminals, pearl untested, 1921, 7.2cm wide. Signed Cartier 

Accompanied by Certificate of Authenticity no. NYC2010-39 dated 4 January 2011 from Cartier Inc, New York stating that the brooch was manufactured by Cartier Paris in 1921

Note: Cf. Franco Cologni and Eric Nassbaum, 'Platinum by Cartier: Triumphs of the Jewelers' Art', published by Harry N. Abrams Inc, 1996, see p. 125 for a brooch of similar design. 

Christie's. Important Jewels, 8 June 2011, London, King Street