Seiko Cal. 3847 - 478

This Automatic model from 1976 features a 39mm Titanium case. It features a Green dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-c72c2312cb8e]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1976

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