Shanghai watch, rarely found.
side is measured as 35.5mm. The top-to-bottom (height) is 49mm. The lug width is 19mm.
o’clock is a month sub-dial controlled by pushing the right lower button.
6 o’clock is a 24-hour sun-moon display with a red hand turning one circle in 24
o’clock is a weekday sub-dial that can be adjusted by pushing the recessed button
located at the lower left side of the case.
12 o’clock is a double-digit date display controlled by pushing the
right upper button. Please be advised the date needs to be adjusted by the end of
each month. For example, it goes up to 32 after 31, then 33, 34…until 39, 00, back to 01