Glycine watch f104 gl0129 the history and development of glycine have always been connected with the evolution of aircraft and aviation many glycine watches carry the hallmark of this affinity such as the glycine watch f 104 conceived in the fashion of a cockpit instrument this extraordinary model impresses by its pure functionality the watch features a stainless steel case housing a manual wound pocket watch movement a domed exhibition back attached securely by six screws allows for a fu