Ulysse Nardin

Ulysses Nardin 320-60/60 WG perpetual calendar GMT, I haven’t worn this for a few years and decided I would get it out of the safe...Jim ...  

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It's a lovely timepiece.

but if it were a perpetual calendar wouldn't have a leap year indicator?

I had to do some research but found that the year window at 6 o’clock (that has 20 for 2020) that also functions for the lea year and the perpetual calendar function. UN is one of a few that put the year in one of the display windows, others do the leap y... 

NT

Great UN u have. Great ref to look at for my watch collection.

This watch has approx 38 hours power reserve from the official spec. Which I guess need about 40-45 winding turn. But how many maximum turn of winding needed? I always wind it to 45 turns but never feel any resistance, and I stop at there because I don't ...  

A bit of traumatic because I have broken my moonwatch mainspring few years ago

I have an even earlier model with baton markers and standard hands. Good looking watch, keeps excellent time, easy to set, and a great travel watch.