Seiko Prospex Sea

The Seiko Prospex Sea, reference SNE559, is a dive watch with a 46.7 mm case. The case is 12.6 mm thick, with a lug-to-lug measurement of 45.8 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 dial is covered by a Hardlex crystal; the dial has a date display. LumiBrite is applied to the hands and indices. Movement accuracy is plus or minus 15 seconds per month. A screw-down crown is part of the case; the watch has a unidirectional rotating bezel. A silicone strap is attached to the watch.