By varying the size of the subsequent cogs in the gear train ... The British watchmaker Thomas Mudge built the first working perpetual calendar pocket watch in 1762, and then watchmakers ignored (or ...

hen Lionel Messi accepted FIFA’s Best Men’s Player award in 2022, the Argentine soccer star wore a platinum Patek Philippe Ref. 5270P Perpetual Calendar Chronograph that retails for $218,000.

A.P.'s history of QP manufacturing actually dates to the company's founding, when Jules Louis Audemars completed a school pocket watch that combined a perpetual calendar with a quarter repeater as ...

If you’re not afraid of a little complication, try one of these perpetual calendar watches for size. Patek Philippe ... by Patek Philippe in 1889 for a pocket watch and incorporated into a ...

as well as a pocket watch presented to Queen Victoria at the 1851 Great Exhibition in London. “We also have the first perpetual calendar movement that was created in the late 1980s. [Patek ...

Thomas Mudge invented the very first perpetual calendar in 1762—the gold pocket watch that contains it is currently on view at the British Museum. But it would take almost two full centuries for ...

A Vacheron Constantin pocket watch has 63 complications, including what the brand said is another world first: a Chinese perpetual calendar. By Roberta Naas Beating its own record for the world ...