Seiko Cal. 7178 - 548

The Seiko 7178-548 represents an important milestone in Seiko's 1983 lineup. With its 22mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-44bbc77891eb]

Also known as: Sea Horse

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Cream

Jewels

17j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1983

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