After a decade of research, Greubel Forsey just announced the Mechanical Nano. A groundbreaking horological advancement that might change the watchmaking world as we know it. In what they refer to as EWT —'Experimental Watch Technology'— and after ten years of secretly working on it, Greubel Forsey has finally pushed the boundaries of mechanical miniaturization and produced its first demonstration prototype in 2014. A second prototype
with a watchmaking mechanism was completed in 2016.