The Watch could receive messages from M and even print them on a ticker-tape to be conveniently study later. Very ahead of its time with the nineteen seventies, I’d say. The Gruen Precision grew to become synonymous with Bond’s early adventures. He wore 1 which has a black fabric strap https://www.watchesworld.com/from-sean-to-daniel-tracing-the-evolution-of-james-bonds-iconic-watch-collection/