ivanclai
247
so for the perpetual like 5140 and 5159
, I don't think they have such function (need to adjust one by one), so this is unique in the 3970, 5970 movements?
useful info
By: ivanclai : December 8th, 2011-19:46
much thanks. The A Lange function is advance a day by the push of a button at the 10 o'clock position, all synchronised. For Patek, to advance a day, you can advance the hour and minute hand 24 hours, achieve the same thing but with much more effort. Some...