Seiko Cal. 5647 - 438

This Quartz model from 1971 features a 46mm PVD Black case. With its 19mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-816e7fbbe381]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1971

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