Seiko Sea Lion Weekdater M55 6206-9000 from 1966 | Vintage watches, Watches for men, Vintage seiko watches
Sea lion] [m55] [6206-8001] weekdater 26 jewels. Still works. I picked up this watch from a moving sale. I didn't think much of it until I found it again in my stuff.
The comfort of familiarity: A Seiko Sea Lion Weekdater from 1966 | Adventures in Amateur Watch Fettling
Seiko] M55 sea lion. 1967 vintage : r/Watches
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