"Buffer" (also called power reserve) - so the tension spring (less than 1 clock) - keeps fully wound about 9-12 hours, so when the clock is advanced .. - Well, Seiko's jewels create loose 48+ hours, but also cost the multiple ..
By the skeletal structure and the glass bottom Clockwork is very nice to watch, which also manages very well.
The bag may look good, but useless to me.
Legibility had initially also bothered me, but now Will the properly. The pointer ends fluoresce strongly, if enough sunlight is received.
Accuracy I would at + - select 1 minute per day, "syncronisiere" the clock but every day too early on manual routes ..
You like clock very, have not regretted the purchase.