Seiko SPC155

The Seiko reference SPC155 is a chronograph with a 42 mm steel case. The case measures 12.3 mm thick, with a water-resistance rating of 100 metres. The movement is quartz calibre 7T04, which has a battery life of approximately 60 months. The dial is covered by a curved Hardlex crystal. The movement has an accuracy of plus or minus 15 seconds per month. The case has a lug width of 20 mm. Elapsed time is measured in increments of 1/5 second. A leather strap closes with a three-fold clasp with push-button release.