Seiko Cal. 7178 - 350

The Seiko 7178-350 represents an important milestone in Seiko's 1971 lineup. With its 18mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-5f6ca77ffb00]

Also known as: Navigator, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

34j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1971

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