It's a 17''' SAV (savonette) PS (petite seconde) caliber Has already been said the pocket watches which houses this caliber.. If you want to find the same antique and traditional design in a PP wrist movement, you have to look the 12-120 caliber... I thin
I have seen many debates over Patek timezone watches. In particlular, the 5134 Travel Time and 5130 World Time. There have been other discussions about comparing these two watches; generally, at a high-level involving looks and collectibility. Since I hav