Seiko Cal. 7117 - 631

This Spring Drive model from 1970 features a 38mm PVD Black case. With its 22mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-b838810d4778]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1970

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