Seiko Cal. 5629 - 644

Seiko 5629-644

This Solar model from 1975 features a 44mm Stainless Steel case. With its 19mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-375eeb9a65e0]

Also known as: Sumo, Tuna

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
12.2mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
170m
Dial Color
Blue Sunburst
Jewels
17j
Frequency
36,000 bph
Power Reserve
42 hours
Year
1975

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seikata-wm-375eeb9a65e0