Seiko Cal. 5638 - 765

Seiko 5638-765

This Quartz model from 1991 features a 40mm Hardlex-Coated Steel case. With its 21mm lug width and 13.3mm profile, it sits comfortably on most wrists. [seikata-wm-f1c77ae5e237]

Also known as: Crown

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
13.3mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Cream
Jewels
20j
Frequency
28,800 bph
Power Reserve
49 hours
Year
1991

Related Models

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