TAG Heuer Mikrogirder
TAG Heuer challenges three centuries of hairspring/balance wheel mechanical regulation conventions to create a totally new mechanical regulator. The legendary Swiss brand is now unveiling a first Concept version, a 5/10,000th of a second chronograph beating at 1,000 Hz or 7,200,000 beats per hour! ... 1,000 Hz = 1/2000 th = 5/10,000 th of a ...