Finally got it after 6 months of waiting. Currently the smallest and "worldtimer" (more on that later) at 37 mm diameter and 9.8 mm thickness (10.3 mm with box sapphirre crystal). Manually wound Rado Caliber R862, which is modified ETA with 80 hours power...
In a true worldtimer, one can instantly know the time in other timezones, for the current moment. But if he want to know the time in other time zone at future time, for example, 3 or 6 hours ahead...he can't instantly know what time is it in the future. U...
I was looking at it myself, but found it to be a bit too small (for me - my eyes getting older tooβ¦ π ) Any yes, more technique can be fascinating, but simple is (from a practice standpoint) often better! ππ» Ps: As an alternative to the Rado Worldtimer I h...