Seiko Prospex Sumo SPB175 Automatic Diver Gray Dial Zodiac the Date and Day "Q"

the Date and Day "Q"

and minute/hour hands ensuring constant visibility in low-light environments

Caliber Number: 4R36

aluminum bezel and black dial

Bezel: Stainless steel black PVD

Seiko Prospex Sumo SPB175 Automatic Diver Gray Dial Zodiac the Date and Day "Q"Prospex Automatic Diver Manual and automatic winding capabilities 21,600 vibrations per hour Power reserve: approximately 70 hours 24 jewels Gray one way rotating elapsed timing bezel Green 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), Diver's