Seiko Cal. 6178 - 983

The Seiko 6178-983 represents an important milestone in Seiko's 1991 lineup. With its 22mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-eaf7bf7ecfe8]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1991

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