SEIKO SRPE61
Seiko Sports
Manual and automatic winding capabilities
21,600 vibrations per hour
Power reserve: approximately 41 hours
24 jewels
Gray sunray dial
Day/date calendar
LumiBrite hands and markers
Case diameter: 40.0mm
Stainless steel case
Gray nylon strap
Water-resistant to 10 bar, 100 meters (300 feet)
Caliber 4R36