Seiko Cal. 3827 - 631

This Spring Drive model from 1985 features a 42mm Gold-Plated case. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-75626445c343]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1985

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