Seiko Cal. 5678 - 790

This Quartz model from 1981 features a 40mm Two-Tone case. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-3f3cc2fc9492]

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1981

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