Seiko Cal. 5638 - 500

This Automatic model from 1998 features a 36mm Hardlex-Coated Steel case. With its 18mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-f1544e4c048e]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

White

Jewels

35j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1998

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