Seiko Cal. 5666 - 418

This Hand-Winding model from 1971 features a 38mm Two-Tone case. It features a Green dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-51b579ec033a]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

32j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1971

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