Seiko SRQ045

FEATURES:

Prospex Speedtimer Mechanical Chronograph Limited Edition
Inspired by Seiko’s first precision chronographs, developed for international sporting competitions in 1964, and its 1969 introduction of "Speedtimer," the world’s first automatic self-winding chronograph
Limited Edition of 600*Production serial number engraved on caseback
Automatic with manual winding capability
Chronograph measures up to 30 minutes of elapsed time in 1/8-second increments
Column wheel and vertical clutch mechanism allows for smooth,stutter-free movement of the chronograph hand while providing longer wear and efficiency, and maintaining the power reserve better during chronograph operation

*Black dial with red accents

*LumiBrite hands and markers

*Specially designed pushers and crown for ease of use

*Screwdown see-through caseback

*Packaged in a Limited Edition collectors’ box

TECHNICAL DATA:

CASE DIMENSIONS:
THICKNESS: 15.1mm
DIAMETER: 42.5mm
LENGTH: 45.5mm

MOVEMENT:
Caliber 8R46
28,800 vibrations per hour
34 jewels
Power reserve: approximately 45 hours

CASE:
Stainless steel case with black hard coating

CRYSTAL MATERIAL:
Dual-curved sapphire crystal with anti-reflective coating on the inner surface

WATER RESISTANCE:
10 bar, 100 meters (330 feet)

DIAL COLOR:
Black

STRAP:
Black calf leather strap with concealed inner stitching to protect against wear