Omega Seamaster 300 date

Omega Seamaster 300 divers watch with date. The movement is the automatic cal 565 with production number 31xxxxxx which gives a date of 1969. The classic chunky 41mm case was made for Omega by Huguenin Freres and is now regarded as one of the all-time classic  dive watches with a stunning easy to read dial and bi directional bezel.