Thank you for your patronage of our products.
We are unable to give the exact production date, but we can inform you
that your watch Case no. 6309-584B was produced 1982.
We hope this answers your inquiry.
With best regards,
Moemi Nakatsuma, CS Dept.
SEIKO WATCH CORPORATION.
jadi,sesapa nak tanya pasal SEIKO ni,emel lah ke : email@example.com