![My newest catch, working vintage Seiko stopwatch. Dial says [90-5060T] and back says [90-5040]. The movement says Seikosha, Seiko branch. I cannot find more details, or production year. Anyone more info? : My newest catch, working vintage Seiko stopwatch. Dial says [90-5060T] and back says [90-5040]. The movement says Seikosha, Seiko branch. I cannot find more details, or production year. Anyone more info? :](https://i.redd.it/0x261m7m7cg71.jpg)
My newest catch, working vintage Seiko stopwatch. Dial says [90-5060T] and back says [90-5040]. The movement says Seikosha, Seiko branch. I cannot find more details, or production year. Anyone more info? :
![Seiko 88-5051 Vintage Stop Watch Manual Winding Mens Watch Authentic Working - Japan Pre-owned Vintage Seiko 88-5051 Vintage Stop Watch Manual Winding Mens Watch Authentic Working - Japan Pre-owned Vintage](https://cdn11.bigcommerce.com/s-2iwxhck5m7/images/stencil/500x500/products/59990/305813/m82146556169_2__62811.1610530379.jpg?c=2)
Seiko 88-5051 Vintage Stop Watch Manual Winding Mens Watch Authentic Working - Japan Pre-owned Vintage
SEIKO VINTAGE MECHANICAL STOPWATCH ACRP 88-5061 (PRICE REDUCED), Everything Else, Others on Carousell
![From bullet trains to the Olympics stopwatch: a history of Japanese design – in pictures | A time for Japan | The Guardian From bullet trains to the Olympics stopwatch: a history of Japanese design – in pictures | A time for Japan | The Guardian](https://i.guim.co.uk/img/media/c1e0e453c54a96bdb0588b5892110ff05316cadb/0_175_2625_1575/500.jpg?quality=85&auto=format&fit=max&s=dcc38b1e96dcce7d6ce75563ea8cbf07)