Seiko Cal. 3854 - 827

This Spring Drive model from 1969 features a 37mm Two-Tone case. With its 18mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-942c4a20cec1]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

36j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1969

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