细节
A DIAMOND, EMERALD AND ONYX 'PANTHÈRE' RING, BY CARTIER
Designed as a polished 18k white gold panther with circular-cut emerald eyes and onyx nose holding a pavé-set brilliant-cut diamond boule, ring size 5½, with French assay mark for gold
Signed and with maker's mark for Cartier (indistinct), No. 840034