Seiko Prospex

The Seiko Prospex, reference SLA073J1, is a dive watch with a 42.6 mm steel case. The case is 13.1 mm thick, with a lug-to-lug measurement of 49.3 mm and a water-resistance rating of 200 metres. The movement is self-winding calibre 8L35, which has a power reserve of approximately 50 hours. The dial is covered by a curved sapphire crystal with an anti-reflective coating. The movement has an accuracy of minus 10 to plus 15 seconds per day. A steel bracelet has a folding clasp with a three-fold construction and push-button release.