Aletta: Oh yes. We were very excited when we presented our own caliber. Handwound Heart Beat FC9101 was a tremendous leap forward for our Heart Beat philosophy. Peter: To develop it, we began collaborating with Pim Koeslag, a very gifted graduate of the school of watchmaking in Schoonhoven, Holland. Working closely with him, we inverted a classically constructed movement to reposition the big balance onto the front, where it's optimally visible through an aperture in the dial at “6 o'clock.” No Fields Found.