Preowned Seiko SRPH31 39mm

Preowned In great condition, lightly used

no box no paper sold

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