Lot 99. A diamond, emerald and onyx "Panther" ring, Cartier. Estimate US$35,000 - 45,000 (€31,000 - 40,000). Photo Bonhams.

designed as a pavé-set diamond panther with an articulated head and paws, set with pear-shaped emerald eyes and an onyx nose; signed Cartier, no.24012A; estimated total diamond weight: 6.00 carats; mounted in platinum; size 6 1/4in.