Seiko Cal. 6639 - 945

Seiko 6639-945

This Automatic model from 1973 features a 39mm PVD Black case. With its 19mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-024fd418a84d]

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
39mm
Case Thickness
12.6mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
170m
Dial Color
Silver
Jewels
22j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1973

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seikata-wm-024fd418a84d