Seiko Cal. 5660 - 404

This Spring Drive model from 1973 features a 44mm PVD Black case. The Fixed bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-c91df02b0cfc]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1973

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