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New Patek Gondolo Calendario (ref. 5035) with new caliber 324

New Patek Gondolo Calendario (ref. 5035) with new caliber 324

Patek uses an all new movement (caliber 324) in it’s new Gondolo Calendrio. Main improvements and modifications to this movement in comparision to other calibers are: higher beat rate ( 28.800 i.s.o. 21.600), new (4 spoke, 4 maselots i.s.o. 2 spoke, 8 maselots) Gyromax balance wheel, advances in wheel toothing geometry for higher rate accuracy.

Here’s the whole article: New Gondolo Calendario 5135

1 comments
ANDRE MOSCONI
ANDRE MOSCONI

Good afternoon, I have a pocket clock pat.13 year 1891 I number 171009 chronometro gondolo - he would like to know of it really was manufactured in the year of 1891? It was of my great-grandfather. grateful. which would be the price of it of market?

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