Swiss. A gold open-faced keyless chronograph watch, 1908.
Movement: lever escapement.
Dial: white enamel, Arabic numerals, subsidiary dials for constant seconds and 30-minute register, lacking minute hand.
Case: 18ct gold, gold cuvette, hinged back with engraved initials, no. 777472, London import mark for 1908, maker’s mark DBs.
Signed: unsigned.
Dimensions: diameter 48.5mm.
£700-£900