Seiko Cal. 6646 - 531

Seiko 6646-531

This Hand-Winding model from 1982 features a 43mm Hardlex-Coated Steel case. It features a Silver dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-dbaa30b82e51]

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
11.9mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
70m
Dial Color
Silver
Jewels
19j
Frequency
28,800 bph
Power Reserve
43 hours
Year
1982

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