Greubel Forsey Nano Foudroyante EWT with Flying Tourbillon: Lightning Fast Monopusher Chronograph using Minimal Energy in a Very Wearable 38mm Case
A foudroyante is an indication displaying fractions of a second. A foudroyante is also known as ‘flying seconds’ and is usually displayed as a one-second (chronograph) counter rotating 360° in...
Read more