A pair of onyx, emerald and diamond 'panther' earhoops, by Cartier. Photo Bonhams

Pavé-set throughout with brilliant-cut diamonds and lozenge-shaped onyx 'spots', each suspending an emerald bead drop, mounted in 18 carat white gold, diamonds approximately 1.70 carats total, signed Cartier, numbered, French marks, European convention marks, Cartier case. Sold for £7,500  

Bonhams. Fine Jewellery, 25 Apr 2012. London, New Bond Street www.bonhams.com