Seiko Cal. 3812 - 294

This Spring Drive model from 1974 features a 44mm Hardlex-Coated Steel case. It features a Green dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-dc718e0733fc]

Also known as: Sumo, Crown

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1974

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