A Lange and Sohne have unveiled a pair of limited ... a perpetual calendar, a moon phase and a tourbillon. If you want a watch that really can do it all, this is it. Next is the Datograph Up ...

At the top of the pile, though, is A Lange & Söhne. A brand synonymous ... The iconic outsize date is joined by a calendar, a moon phase, a day/night indicator and a day of the week display.

Watchmakers are apt to celebrate anniversaries – they are timekeepers, after all – but few of them are freighted with as much meaning as the 30th birthday of the Lange 1, the not-so-simple four-hand ...