Reading about watches can often feel like cracking open a textbook. Browsing—and even buying—means being barraged with inscrutable words and phrases like ”tourbillons,” “perpetual calendars,” “minute ...

As we observe the leap year on Feb. 29, it’s a fitting time to explore five unconventional perpetual calendar watches that put a fresh twist on one of watchmaking’s oldest complications, which ...

Once every four years, extremely complicated watches known as perpetual calendars get their moment to shine—and delight the owners of these five- or six-figure timepieces. One of watchmaking’s most ...