Reference design(s): (focused on chronograph function/rotation, and not graphics)
watch function:
- hour hand (main: 12min tick/step)
- minute hand (main: tick/step)
- seconds 60 (sub-clock, left: tick/step)
chronograph: (stopwatch)
- seconds sweep hand (main: smooth)
- seconds 10 (sub-clock, top: 1/4sec tick/step)
- minutes (sub-clock, bottom: tick/step)
