a little bit of trivial...Under pressure the 'rack and central pinion' transmitting depth information to the depth hand is exposed between 7 and 8 o clock. interesting.
most contain the stripped down version of the cal 89360/1 movements -- so the 89365 movement. for the third year running, we have IWC putting the same movements in different cases - so yes time for some proper innovation. size wise, given their...
it's a common problem with Patek, at least from what I know - what u see is the blue discolouring the hands -- the lubrication travelled up the pinion from the movement. the solution is to get the hands changed - but I know at least one instance when...