Seiko 5 Sports

The Seiko 5 Sports, reference SRRA001, has a 28 mm steel case. The case is 11.2 mm thick, with a lug-to-lug measurement of 33.1 mm and a water-resistance rating of 100 metres. The movement is self-winding calibre 2R06, which contains 21 jewels and has a power reserve of approximately 40 hours. The watch has a Hardlex crystal. LumiBrite appears on the hands and indices. The movement has an accuracy of plus 45 to minus 35 seconds per day. This watch has magnetic resistance. A three-fold clasp with a push-button release mechanism fastens the watch.