Seiko Cal. 3861 - 680

This Spring Drive model from 1990 features a 37mm PVD Black case. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-584e4fd2ab4f]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1990

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