The Seiko Prospex SNR031J1 is one of the Black Edition watches inspired by the Sea. The new LX series equipped with their legendary Spring Drive movements.
Movement type: Spring DriveCaliber 5R65 Jewels: 30
Power reserve: 72 hours
Titanium case (super hard coating) and the flat surfaces are Zaratsu polished
D44.8mm x L50.9 mm x T15.7 mm
Lumibrite on hands and indices
Sapphire crystal with inner anti-reflective coating
Water resistance: 300m diver's
Water resistance: 300m diver's
Silicon strap
Power reserve and date displays
Unidirectional rotating bezel
Unidirectional rotating bezel
Screw-down crown and case back
Stop second hand function