Magnetic resistance 4,800A/m. Tri-fold push button release clasp LumiBrite hands and markers. Screwdown caseback. Caliber 8X22. Black Ceramic Bezel. Titanium Case with super hard coating Crocodile Strap Caliber 8X22 is
PROSPEX MARINEMASTER SERIES: Introducing the Prospex Master Series: Marinemaster Professional Dive Watches. Serious watches for serious sports. From the first diverÕs watch released in 1965, Seiko has been exceeding expectations