Seiko Cal. 3818 - 128

This Spring Drive model from 1972 features a 42mm PVD Black case. With its 18mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-3747c19fbf19]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1972

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