Cartier Tank Francaise

One of the most interesting watches made by Patek Philippe during the middle of last century are those that we can call "Amagnetic." These rare references feature additional inner case backs, and in some cases, anti-magnetic escapement components such as solid gold or beryllium to ensure the timekeeping was not affected by any magnetism in close proximity to the watch. Now you might be thinking "hey, that's just like the omega Milgauss!" and you're right. It's als........

Have been reading the forums for a while and now would be grateful for some opinions on the 5980/1A. I came across a 5980/1A at a grey market dealer store. He claims that the piece is new and unused and I have visually inspected it - comes in original box but the double seal has been opened but otherwise the watch is still wrapped in the original plastic wrappings. I inspected the papers etc and all seems in order except that the name of the original buyer from the Patek AD has been written ont........