One other watch is actually a Seiko “Golden Tuna” dive watch, Ref. 7459-7009 (higher than), which the secret agent wore in the course of the Motion picture’s submarine research sequence. Historically, the watch, whose nickname arrives from its “tuna can” scenario, was the main dive watch using a quartz motion https://www.watchesworld.com/from-sean-to-daniel-tracing-the-evolution-of-james-bonds-iconic-watch-collection/