Seiko Cal. 6641 - 239

Seiko 6641-239

This Hand-Winding model from 1976 features a 46mm Hardlex-Coated Steel case. It features a Black dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-2bfc9b6a233d]

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
14.0mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
70m
Dial Color
Black
Jewels
31j
Frequency
28,800 bph
Power Reserve
67 hours
Year
1976

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