Seiko Cal. 5631 - 517

Seiko 5631-517

This Quartz model from 1992 features a 39mm Hardlex-Coated Steel case. Powered by the 5631 caliber with 21j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-45af481f8017]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
13.9mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
40m
Dial Color
Cream
Jewels
21j
Frequency
28,800 bph
Power Reserve
63 hours
Year
1992

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