Seiko Cal. 7178 - 293

This Quartz model from 1971 features a 40mm Two-Tone case. With its 22mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-270060c660ce]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Silver

Jewels

34j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1971

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