the polished emerald of oval form fluted and mounted landscape between tapering onyx stones forming an integral design, old cut diamond line gallery and single diamond at the half-hoop point of each shoulder, each in an oblique box collet, mounted in platinum, trace of signature to back of shank 'CARTIER', serial number 02335, second number indistinct possibly 00000 overstampped, French platinum assaymark and partial workshop mark for Gustave Renault, accompanied by (PDF only of) IAJA expertise report no. XP3111-060726 signed by Olivier Bachet, confirming that in his opinion this is a genuine Cartier item from Cartier Paris Head approximately 18.5 x 10.0 x 9.0mm high
Emerald approximately 11.3mm long x 9.3mm wide x 8.9mm high Weight: 7.5g
Antique emerald five stone ring, c.1850, claw set with graduated square cut corner step-cut stones, carved gold sides, total emerald weight approximately 2.75cts
Five stone emerald ring, with graduated Colombian emeralds, the largest to centre of approximately 1.30ct, further emerald set shoulders and accent diamonds,