Seiko Cal. 3831 - 914

This Hand-Winding model from 1974 features a 34mm PVD Black case. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-88bd4ef63e56]

Also known as: Turtle, Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1974

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