and the PRC 100 has been a part of the brand’s history since the mid-2000s. This latest version, however, gives it a modern upgrade with solar-powered quartz technology, ensuring the watch is always ...

In a world where your smartphone can tell time with atomic precision ... time and true solar time using a specialized cam visible on the tourbillon axis. The watch’s solar minutes hand, marked ...

Tapping the Solar Dial watch face will allow you to see whether it’s day, or night, or one of the various phases of twilight. You can also see how many hours of daylight there are. The color of the ...

What’s black and white ... upgraded with a solar-powered, multi-band 6 radio controlled movements that automatically receive a daily signal synchronizing them with an atomic clock.