Seiko Cal. 3813 - 722

This Hand-Winding model from 1974 features a 38mm PVD Black case. It features a White dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-821be50e6f32]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

White

Jewels

25j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1974

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