The other watch is actually a Seiko “Golden Tuna” dive watch, Ref. 7459-7009 (above), which The key agent wore in the course of the Film’s submarine research sequence. Traditionally, the watch, whose nickname will come from its “tuna can” case, was the main dive watch with a quartz movement and https://www.watchesworld.com/from-sean-to-daniel-tracing-the-evolution-of-james-bonds-iconic-watch-collection/