The other watch is actually a Seiko “Golden Tuna” dive watch, Ref. 7459-7009 (above), which The trick agent wore during the Film’s submarine research sequence. Historically, the watch, whose nickname comes from its “tuna can” scenario, was the initial dive watch by using a quartz movement and the main by https://www.watchesworld.com/from-sean-to-daniel-tracing-the-evolution-of-james-bonds-iconic-watch-collection/