Seiko Cal. 3831 - 569

This Quartz model from 1972 features a 42mm Titanium case. With its 20mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-e280c65594a8]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Champagne

Jewels

25j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1972

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