Seiko Cal. 3812 - 140

This Hand-Winding model from 1971 features a 35mm Two-Tone case. It features a Navy dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-71f5846c9668]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1971

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