Seiko Cal. 5644 - 816

Seiko 5644-816

This Solar model from 1994 features a 43mm Titanium case. With its 21mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-26770cfca70c]

Also known as: World Timer, Crown

Specifications

Movement
Solar
Case Material
Titanium
Case Width
43mm
Case Thickness
9.4mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Blue Sunburst
Jewels
33j
Frequency
36,000 bph
Power Reserve
57 hours
Year
1994

Related Models

seikata-wm-26770cfca70c