Seiko SNE501

The Seiko reference SNE501 has a steel case measuring 39.6 mm across. The case measures 9.6 mm thick, with a water-resistance rating of 100 metres. The movement is solar-powered calibre V158, which contains 2 jewels and operates for approximately 10 months when fully charged. Over the dial is a Hardlex crystal. The dial has a date display; the hands and indices are luminous. The movement has an accuracy of plus or minus 15 seconds per month. The case has a lug width of 20 mm. A folding clasp fastens the watch.