Seiko Cal. 6638 - 634

Seiko 6638-634

This Automatic model from 1982 features a 43mm Hardlex-Coated Steel case. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-5dfd0bf7685d]

Also known as: Shogun, UFO

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
14.1mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Navy
Jewels
23j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1982

Related Models

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