Swiss gold-plated and enamel keyless lever watch Circa 1970

Gold-plated enamel decorated lever
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A Swiss gold-plated and enamel open faced keyless lever pocket watch, circa 1970. Retailed by Jeangold, Horloger. Rhodium-plated movement, Ø 36 mm, 17 jewels, straight-line lever escapement, monometallic balance, a self-compensating flat balance spring, an incabloc shock absorber and micrometre regulator. White enamel dial with Roman hours, outer minute divisions and red 24-hour numerals, subsidiary seconds, blued steel spade hands. The brushed case with a cast foliate band, pendant and bow, the back is also cast with foliate scrolls, the hinged front cover with a polychrome enamel flower spray signed Gamet and an outer royal blue enamel border with paillons. Dial signed Jeangold Horloger, case signed Aero Watch S.A. 
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Diameter: 48 mm
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Signed: Aero Watch Neuchâtel Swiss