OMEGA Seamaster 600M "PLOPROF" - Reference 166.077. - Lot 61

OMEGA Seamaster 600M "PLOPROF" - Reference 166.077. Professional diving wristwatch in steel with automatic winding. Asymmetrical case, push-button-operated graduated bidirectional bezel, screw-down fluted crown. Blue dial, painted luminescent baton hour markers, white painted baton minute track, white baton hour hand with luminescent paint flange, orange glaive minute hand with luminescent paint flange, date window at 3 o'clock, painted logo. Movement: mechanical self-winding. Caliber 1002- Numbered 30150264 (circa 1970). Case, dial and movement signed. Case dimensions: 54 x 45 mm. Omega Offshore shark-mesh steel bracelet with Omega folding clasp and adiprene extension - Reference 1247/237 The ultimate version of the Seamaster diver's watch, the "Ploprof" (PLOngeurs PROFessionnels) is Omega's most accomplished diver's watch. Unlike other competitors, it uses a monobloc steel case, making it more robust than diving watches with helium valves, or chemically treated monolithic glass, making it exceptionally robust. Despite the technical evolutions that have taken place over the years, the singular design of this watch remains.