Seiko Cal. 6178 - 131

The Seiko 6178-131 represents an important milestone in Seiko's 1988 lineup. Powered by the 6178 caliber with 26j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-e84675dcbf9d]

Also known as: Tuna, Bullhead

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1988

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