Seiko Prospex Sumo SPB101 Automatic Diver Black Dial Marathon Universal Coordination Display

Universal Coordination Display

Hour markers and hands coated with Super-LumiNova

has been inspired by the dangerous

Mil-Spec: Manufactured in accordance with US Government Specification

Height 16 mm

Seiko Prospex Sumo SPB101 Automatic Diver Black Dial Marathon Universal Coordination DisplayProspex Automatic Diver Manual and automatic winding capabilities 21,600 vibrations per hour Power reserve: approximately 70 hours 24 jewels Black one way rotating elapsed timing bezel Black dial Date calendar LumiBrite hands and markers Sapphire crystal Screwdown crown and caseback Case diameter: 45. 0mm Stainless steel case and bracelet Tri fold clasp with push button release, secure lock and extender Water resistant to 200 meters (660 feet),