IWC pocket watch movement calibre 74 first Portuguese movement, Switzerland...

IWC pocket watch movement calibre 74 first Portuguese movement, Switzerland around 1928, gold coloured dial with Arabic numerals and indices hairlines/faulty, constant second at 6, blued steel hands, gold-plated bar construction lever movement with compensation-balance and blued Breguet- hairspring, minutes-wheel in 3-times screwed down chaton, precision adjustment, diameter approx. 44 mm, condition 2