More than just making a good diving watch, wanted her to have one of the best mass-produced mechanical watches in the world - especially in the chronograph (stopwatch function with a ) model. 2011 is a double blow to the Seamaster Planet Ocean. Not only benefit from external clock extensions, but Omega has delivered on its promises for the release of Calibre 9300 - around the house and made a mechanical automatic chronograph with a list of features is much more desirable than the alternatives.