Patek Philippe

My 5146 changed this morning from Feb 29 to Feb 30 instead of Mar 1. I was under the impression that Feb was programmed for 29 days on the annual calendar, but I may be mistaken. Would appreciate any observations from other annual calendar owners on the F... 

on yesterday's HOME page: home.watchprosite.com

This message has been edited by msimhamb on 2008-03-01 07:43:26 This message has been edited by msimhamb on 2008-03-01 07:44:20

The 3940 or more advance PP models will make the leap-year change as will any other perpetual calandar. Annual calandar watches require a manual change at the end of February cheers benio

do not account for leap year and need to be changed manually. Perpetual Calendars will change "continually" or without interruption, hence the name/meaning, perpetual. The 5146 is a beautiful watch. Which model do have? I like the White gold with creme di... 

I have the WG w/slate dial - an elegant watch to be sure. It is so understated at first glance, that it doesn't draw any attention, ever - just the way I like it. Regarding the other responses, I understand the difference between annual and perpetual cale... 

It skips the 31 date before midnight, moves to 1, then moves the month indicator to MAR.