Seiko Cal. 6622 - 945

Seiko 6622-945

This Hand-Winding model from 1973 features a 46mm Hardlex-Coated Steel case. Powered by the 6622 caliber with 31j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-60a55ca9fc3d]

Also known as: Sumo, Bellmatic

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
11.4mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
100m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1973

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