Seiko Cal. 3825 - 317

This Spring Drive model from 1978 features a 41mm Two-Tone case. It features a Black dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-d367ec378841]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1978

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