Seiko Cal. 5258 - 381

This Spring Drive model from 1983 features a 42mm Titanium case. With its 21mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-aceb5d9f76cf]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1983

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