Seiko Cal. 7139 - 706

This Spring Drive model from 1966 features a 35mm PVD Black case. With its 18mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-8d1f6b5bdb53]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1966

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