Seiko Cal. 3871 - 646

This Kinetic model from 1981 features a 37mm PVD Black case. It features a White dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-040731039859]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

White

Jewels

34j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1981

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