Seiko Cal. 3820 - 180

This Spring Drive model from 1997 features a 37mm PVD Black case. With its 22mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-212855233f65]

Also known as: Samurai, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Navy

Jewels

26j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1997

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