Seiko 5 Sports Collection SRPH31
MADE IN JAPAN ON DIAL AND CASE BACK
Inspired by vintage designs worn by early pilots
Automatic with manual winding capability
21,600 vibrations per hour
Power reserve: approximately 41 hours
24 jewels
Blue dial
60-minute track marked in five-minute increments
Day/date calendar
Luminous hands and markers
Orange-tipped second hand
Screwdown see-through caseback
Case diameter: 39.4mm
LUGS 20MM
LUG TO LUG 47MM
THICKNESS 13.8MM
Stainless steel case
Blue nylon strap with orange lining
Water-resistant to 10 bar, 100 meters (330 feet)
Caliber 4R36