The Patek Philippe reference 1563 combines the split-seconds chronograph complication of reference 1436 with the waterproof case design of reference 1463 (aka the "Tasti Tondi", the round buttons). Only three examples are known to exist, all cased in yell...
As you might have seen, I've included in my thread the link to your post from 2023 with these photos (doing my research for this thread, I've discovered the existence of your great post). Have a very nice weekend. Best, Emmanuel
but the Duke version has indeed an aura of its own. Not only did it belong to the Duke, but it was the first made (allegedly). And it has "& Co" after "Patek Philippe". And longer indexes than the Doctor's variant (which I like better). And a tachymeter s...