Foudroyante-Felix White:
Foudrouyante means Lightning, which in this watch, relates to the eighth of a second hand at 9 o'clock that rotates and starts and stops eight times per second.
38.5mm, 12mm high and 46mm lug to lug with 20mm lug width for the strap
Jumping Dead second complication just like the Erwin
The centre seconds hand "Ticks" while the small hand on the subdial at 9 flashes around 8 times per second. 
Another great watch that will put a smile on your face!