Astronomical watch in gilt metal with alarm function
"Drum" shape case on hinge, the bezel pierced and glazed, safety catch, the caseband chased and pierced with foliage motifs, opening at the back for key winding (transformations).
Silvered dial, rotating discs from the outside to the inside, Roman numerals for the hours, double indication of the dates, month and date, a finely engraved rosette in the center, a single hand and indexes for the dates, disc for setting the alarm function.
Mechanical movement with key winding, verge escapement with added balance spring, spindle and hose, chased and pierced cock, setting disc and worm screw, single hammer strike on bell, signature on plate "John Rogers".
Diam. 52 mm