Seiko Cal. 5631 - 328

Seiko 5631-328

This Quartz model from 1980 features a 36mm Hardlex-Coated Steel case. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-f93cd08edf1c]

Also known as: Sea Horse

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
9.6mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
White
Jewels
32j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1980

Related Models

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