Happily, the 5270 I saw in a London AD's window just before Christmas is "sold" and hopefully with an appreciative new owner who is enjoying his watch. But what was surprising, as of today, the AD has three unallocated 5270s available from stock. Unfortun...
The design is always debatable, but technically the 5270 is a top inhouse movement. It has a complex build minute counter, starts possibly much smoother and stops more accurately and is in flyback function much more gentle to the movement. I have to saz p...
Sometimes it is a step forward AND a step back. With the 5270 Patek introduces its own manual wind chrono movement (the venerable 27-70 is from Breguet) with an instant jumping minute counter (with Lange has had for years in all the derivatives of the Dat...