he race for ultra thin watches has been running pretty hot over the last few years. This year, out of nowhere, Richard Mille, backed by the power of Ferrari, smashed through the competition with its debut entry, the RM UP-01 Ferrari. The RM UP-01 has a mind-blowing total thickness of 1.75mm and a caliber thickness of 1.18mm. Aside from how incredibly slender this watch is, it is technically eye-browraising that they managed to do it by making a separate caliber and case, rather than integrating the baseplate into the back of the movement. What’s also impressive — though not entirely unexpected given the insane scale they’re working
