Seiko Cal. 7139 - 710

This Quartz model from 1966 features a 38mm Hardlex-Coated Steel case. With its 22mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-3d5b3c0d3ca6]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Cream

Jewels

24j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1966

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