Seiko Cal. 5631 - 414

Seiko 5631-414

This Automatic model from 1989 features a 35mm Hardlex-Coated Steel case. It features a Green dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-9d81e5b1756d]

Also known as: UFO, Flighty

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
13.6mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Green
Jewels
19j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1989

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