Model: 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