Seiko Cal. 3815 - 178

This Hand-Winding model from 1981 features a 44mm PVD Black case. With its 19mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-4a224aba67af]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1981

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