Seiko Cal. 5664 - 921

This Solar model from 1981 features a 40mm PVD Black case. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-d67bf04000f2]

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Cream

Jewels

36j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1981

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