Seiko Prospex Sea

The Seiko Prospex Sea, reference SNE595, is a dive watch with a 41 mm steel case. The case is 11.3 mm thick, with a lug-to-lug measurement of 48.8 mm and a water-resistance rating of 200 metres. Solar-powered calibre V157 contains 2 jewels and operates for approximately 10 months when fully charged. The watch has a sapphire crystal; the dial has a date display. Fastening is by a three-fold clasp with push-button release and an extender. The hands and indices carry LumiBrite. Movement accuracy is plus or minus 15 seconds per month; magnetic resistance is 4,800 A/m. A screw-down crown is part of the case.