Omega Seamaster 176.004

Omega Seamaster 176.004

• Ref: 176.004
• Movement: Cal 1040
• World’s first self-winding diver’s chronograph
• Like the Mark III and the Flightmaster, it is another example of the Omega “pilot-style” helmet-shaped case.
• blue inner bezel fixed with a minute track and numerals every 5 minutes
• The crown is arch-shaped and screws in
• Case was in steel
• Straps included Isofrane, mesh, or the 1162 “flightmaster-style” bracelet.

References 176.XXX (Calibre 1040)

• "pre-007" - 176.001 (1971)
• Speedmaster Mark III - 176.002 (1971)
• "Mark 007" - 176.002 (1971)
• "Big Blue Sea" - 176.004 (1972)
• "Big Blue Speed" - 176.004 (1972)
• "Rogue Jedi" - 176.005 (1972 - 1976)
• "007" - 176.007 (1972)
• Speedmaster Mark IV - 176.009 (1973)
• "Yachting 007" - 176.010 (1973)
• Omega Speedmaster 125 with Cal 1041

Further Reading

• Cal1040 website
• Omega Seamaster

Links

• Switzerland
• Main Page
• History of Watches
• Omega Speedmaster
• Famous Watches and Their Owners