Seiko Cal. 6187 - 766

The Seiko 6187-766 represents an important milestone in Seiko's 1968 lineup. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-e9c077a9caa2]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1968

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