hodinkee.com

woZjM TIL the Dalai Lama carries a high-end Swiss pocket watch, which was a gift sent to him by Franklin D. Roosevelt in 1943.
BrNDK TIL clocks run from left to right because in the Northern hemisphere that's how sundials cast shadows (bonus: in an attempt to recover their cultural identity, Bolivians installed an anti-clockwise clock in their Congress building)
PQQO TIL during the Second World War, Rolex’s German founder let British POWs order any watch they liked, and then pay for it whenever they wanted to.