Seiko Cal. 5634 - 739

Seiko 5634-739

This Automatic model from 1977 features a 38mm Two-Tone case. Powered by the 5634 caliber with 25j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-66d7e34038b3]

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
38mm
Case Thickness
12.2mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Cream
Jewels
25j
Frequency
21,600 bph
Power Reserve
56 hours
Year
1977

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seikata-wm-66d7e34038b3