Seiko Cal. 6178 - 442

The Seiko 6178-442 represents an important milestone in Seiko's 1985 lineup. Powered by the 6178 caliber with 28j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-05a83103f4c1]

Also known as: Tuna, Goldfeather

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1985

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