Seamaster 300 

No stubbies and correct "T SWISS MADE T" The two T's means means that luminance where made of tritium.

Omeg stopped using tritium in 1992 and startet using Luminova. There are many so called NOS dials out there but made after 1992.

The movement used in the seamaster 300 ST165.024 was the calibre 552 non date and ST166.024 565 With date feature.