Seiko Cal. 5666 - 938

This Quartz model from 1968 features a 42mm Two-Tone case. With its 18mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-3012f5792205]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1968

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