Cartier. A fine and unusual 9K gold hinged 8-day calendar bedside timepiece with power reserve and original box

Cartier. A fine and unusual 9K gold hinged 8-day calendar bedside timepiece with power reserve and original box
Signed Cartier, 8 Days, case hand-stamped with Cartier reference nos. 050'445, 5510 and 8477, movement signed Cartier and numbered 155'651, stamped with London import letter for 1957
Cal. 205 nickel-finished 8-day lever movement, 15 jewels, bimetallic compensation balance, silvered matte dial, luminous Arabic numerals, luminous hands, outer red Arabic date ring, central date hand, two windows for power reserve and day, rectangular case, hinged within the engine-turned herringbone outer case, hinged front cover conceived as a stand holding the watch in a vertical position when opened, case hand-stamped with Cartier reference numbers, dial and movement signed Cartier
80 mm. wide