Seiko Cal. 3866 - 739

This Automatic model from 1979 features a 35mm Two-Tone case. It features a Burgundy dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-1f5029c3cdf3]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

30j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1979

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