SRPG31

Seiko 5 Sports Collection

Inspired by vintage field/military style

Automatic with manual winding capability

21,600 vibrations per hour

Power reserve: approximately 41 hours

24 jewels

Blue-gray dial

Day/date calendar

Luminous hands and markers

Red-orange tipped second hand

Screwdown see-through caseback

Case diameter: 39.4mm

Stainless steel case

Blue-gray nylon strap

Water-resistant to 10 bar, 100 meters (330 feet)

Caliber 4R36