True, a 'sweep second hand' is often incorrectly thought to describe the smooth-ish motion of an automatic, but actually describes the central position and was originally exotic enough to count as a complication. Interesting that the Bond novels are early enough for a sweep second hand to be worth noting.
It's generally assumed that the literary Bond's watch was a 1016 Explorer, matching Ian Fleming's own:
https://www.watchgecko.com/the-real-james-bond-watches/
https://www.fratellowatches.com/ian-...g-its-exhibit/