Seiko Cal. 6644 - 491

Seiko 6644-491

This Spring Drive model from 1996 features a 45mm Titanium case. With its 18mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-086a967355f4]

Also known as: Sportsmatic, World Timer

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
45mm
Case Thickness
15.4mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
190m
Dial Color
Blue Sunburst
Jewels
26j
Frequency
36,000 bph
Power Reserve
42 hours
Year
1996

Related Models

seikata-wm-086a967355f4