This one, despite the other, has a jumping leap year hand: an unicum in the GO perpetuals, very nice. I hope you and your beloved are well: best wishes for this days and for the next year! massi ...
At the AD, it has almost the same case geometry of the steel one, but I don’t remember if it is 40 or 42 mm in diameter... The movement is the same of the Navigator Perpetual, 100-07 which has a hand leap indicator (not the colored dot on the dial). The w...