Seiko Cal. 6644 - 421

Seiko 6644-421

This Automatic model from 1965 features a 40mm Titanium case. With its 19mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-064715f9df1e]

Also known as: Pogue, Golden Tuna

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
40mm
Case Thickness
9.0mm
Lug Width
19mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
130m
Dial Color
White
Jewels
20j
Frequency
21,600 bph
Power Reserve
46 hours
Year
1965

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