Lemania HS9 Current Collection where motivation flatlines and calendars

where motivation flatlines and calendars clear themselves

the excellent website GMTMaster has an account of the origin of this model:

It's fully jewelled

These days we associate the Swiss with high end mechanical watches

but like all our vintage watches we have left it unpolished

Lemania HS9 Current Collection where motivation flatlines and calendarsThis is a Royal Navy issued single button Lemania chronograph, these watches were first ordered by the Navy for pilots and navigators in the late 1940s and Lemania continued supplying them until the early 1960s. The watch evolved over the years, but this watch is part of the first style. There was a later modification to the case back and also a further change to the case, these are referred to as Series I, II and III, this is a Series I The single