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 S149 Stopwatch Printer and Refills
Amazon.com: Ultrak Seiko 300 Lap Memory Stopwatch with Printer System : Sports & Outdoors