Seikomatic Weekdater 6218 - 8970, quick set date, hack system, low beat 18.000 bph from 1964 and Seiko LM Silver Wave 5216 - 8040, quick set date, hack system, screw down, high beat 28.800 bph from 1974.
Another interesting reference about Seiko 6218 : here
Tidak ada komentar:
Posting Komentar