Seiko Cal. 6178 - 721

This Quartz model from 1971 features a 34mm Two-Tone case. With its 22mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-6dab0834db04]

Also known as: Rally, Sportsmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1971

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