The other watch is usually a Seiko “Golden Tuna” dive watch, Ref. 7459-7009 (earlier mentioned), which The key agent wore in the course of the movie’s submarine look for sequence. Traditionally, the watch, whose nickname arrives from its “tuna can” situation, was the main dive watch with a quartz movement https://www.watchesworld.com/from-sean-to-daniel-tracing-the-evolution-of-james-bonds-iconic-watch-collection/