Seiko Cal. 3864 - 668

This Quartz model from 1976 features a 44mm Hardlex-Coated Steel case. It features a Navy dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-07790dd831ac]

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1976

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