Stainless steel OMEGA '1st Generation' Seamaster 300 automatic wristwatch with enamel bezel. Made 1958

Stainless steel OMEGA '1st Generation' Seamaster 300 automatic wristwatch with enamel bezel. Made 1958During 1957 OMEGA embarked with the launch of a series of sports watches specifically designed for divers, scientists and racing drivers. Henceforth, the 'holy trilogy' of high grade precision wristwatches were born, namely the CK2913 Seamaster 300, the CK2914 Railmaster and CK2915 Speedmaster. Although the OMEGA Seamaster was first introduced in 1948 it was not made for use underwater. The Seamaster 300 featured a two part bezel with a thin, outer

SKU: 03301

Reference: 78090

Calibre: 565

Case dimensions: 40mm

9 chronograph and the increased size gave the watch far superior accuracy and reliability

This included the Tank Louis Cartier (LC) in 1922

Movement: Gilded full plate with verge escapement

This reaction would cause bubbles to form beneath the paint leading to this blistered effect on the dial

and military and naval operations beneath the waves

Although the PloProf is a misnomer as it was not strictly made purely for professional divers (PloProf - Plongeur Professional) due to an error made in a reference book the name has been adopted by OMEGA collectors and the line continues in the current collection

the famous ‘Broad Arrow’ hands of the original reference 2915 Speedmasters were replaced by the far narrower ‘Alpha’ hands to aid legibility

The screw-down caseback