Seiko Cal. 6397 - 556

This Quartz model from 1977 features a 39mm PVD Black case. With its 20mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-5276e060a326]

Also known as: Samurai

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1977

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