The chronograph (stopwatch - early 1800s) was a real breakthrough on its own. Later, early 20th C., the tachometer scale was added, as timing of faster objects was sought. And mid-century, the rotating bezel. But when did the idea of a telemeter scale ari...
From the Habring website…. Interesting, no? What's the story behind the A11? Starting 2007, all Habring² models have been based on the wheelwork of the ETA/Valjoux 7750/7760 (auto/manual wind). Due to the widely-publicised withdrawal by ETA in 2011 – and ...