[vendt]

Hi guy's i just picked up a Seiko 6309-7040 serial # 793946 can someone please help the dating, iv'e tried the calculator but i don't have a movement number. Cheers

 

[Mr.Jones]

Movement number ist 6309. Likely September 1977 if it's one with "Japan" on the caseback.

 

[vendt]

Thanks Mr J, Iv'e uploaded some pics yes it has Japan on the caseback. Thanks again

 

[Mr.Jones]

Looks good to me.

 

[apwinter]

Nice condition