Seiko Cal. 6643 - 946

Seiko 6643-946

This Hand-Winding model from 1985 features a 43mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-b19d934d5103]

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
15.2mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
60m
Dial Color
Blue Sunburst
Jewels
34j
Frequency
36,000 bph
Power Reserve
57 hours
Year
1985

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seikata-wm-b19d934d5103