Cartier. A lady's rare and unusual 18K gold tonneau-shaped wristwatch with sweep centre seconds, date, hooded lugs and automatic movement

Cartier. A lady's rare and unusual 18K gold tonneau-shaped wristwatch with sweep centre seconds, date, hooded lugs and automatic movement
Signed Cartier, case no. 715, circa 1963
Cal. 2369 nickel-finished jewelled lever movement, silvered dial, luminous dot and baton numerals, luminous hands, sweep centre seconds, outer Arabic five minute divisions, window for alternating black and red date, tonneau-shaped water-resistant-type case, flexible ribbed hooded lugs, screw back, crown at 12 o'clock, 18K pink and yellow gold deployant clasp stamped GF for Gay Frères, case numbered, dial signed
23 mm. wide & 31.5 mm. overall length