Pocket Watch/Form Watch: unusual type deco pack watch with enamelled case in drop shape, brand Mido, '30s

Unusual Art déco form pocket watch circa 1930s with enamelled case in drop shape, brand Mido, 47mm diameter 55g silver case, enamelled, rare drop shape, case number 155962, work number 259095, anchor work, silver dial with Breguet numerals, attractive Art déco hands, very good condition, functional, rare, provenance Antiquorum Geneva.