The Watch could receive messages from M and perhaps print them on the ticker-tape to get conveniently study afterwards. Fairly in advance of its time for the 1970s, I’d say. These are typically just a handful of the one hundred sixty timepieces, curated down from several hundred by their owner, https://www.watchesworld.com/from-sean-to-daniel-tracing-the-evolution-of-james-bonds-iconic-watch-collection/