Seiko Cal. 3871 - 428

This Quartz model from 1965 features a 37mm PVD Black case. It features a Black dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-b701d79cd069]

Also known as: Golden Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1965

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