Patek Philippe Annual Calendar Flyback Chronograph Ring a contemporary Speedy is at

a contemporary Speedy is at the top of our short list

‘Dirty Dozen’ watch of 1945

but the rounded case back allows the piece to conform to smaller wrists

Where the Day-Date is concerned

Patek Philippe Annual Calendar Flyback Chronograph Ring a contemporary Speedy is atThe annual calendar is a complication invented by Patek Philippe. While it plays second fiddle to the perpetual calendar in the minds of most collectors, the reality is that the construction of this calendar mechanism is by no means a simple feat, and requires impressive micro engineering and design acumen to execute well. Able to account for months of different lengths, it only requires manual adjustment once per year at the end of February. This