The Watch could obtain messages from M and in some cases print them over a ticker-tape being conveniently browse afterwards. Really ahead of its time for your 1970s, I’d say. French watchmaker Baltic launched new generations of two of its longstanding traces, the HMS (pictured) along with the Bicompax chronograph. https://www.watchesworld.com/from-sean-to-daniel-tracing-the-evolution-of-james-bonds-iconic-watch-collection/