Seiko Cal. 6664 - 936

Seiko 6664-936

This Hand-Winding model from 1982 features a 40mm PVD Black case. With its 21mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-a08a44c85c88]

Also known as: Tuna, Navigator

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
40mm
Case Thickness
10.3mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
90m
Dial Color
Silver
Jewels
28j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1982

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seikata-wm-a08a44c85c88