Seiko Cal. 6632 - 671

Seiko 6632-671

This Automatic model from 1975 features a 37mm Gold-Plated case. Powered by the 6632 caliber with 25j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-f662dad58b4e]

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
11.2mm
Lug Width
22mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
50m
Dial Color
Black
Jewels
25j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1975

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