Seamaster 300 CK2913

The first Seamaster 300 and Omega's first true professional diver, launched in 1957 with the Speedmaster CK2915 and Railmaster CK2914 on a shared straight-lug case. Black dial with luminous triangle indexes and Arabic 3, 6, 9 and 12; thin Bakelite rotating bezelLünetteDer Rahmen, der das Glas an der Vorderseite einer Uhr umgibt.; Naiad crown; calibers 500 and 501. Rated 200 m despite the name, the limit of Omega's test equipment at the time. Eight sub-references, -1 to -8.