Seiko Cal. 6178 - 186

The Seiko 6178-186 represents an important milestone in Seiko's 1979 lineup. With its 19mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-0acd106c1296]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1979

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