Seiko Cal. 0777 - 718

This Spring Drive model from 1980 features a 43mm Stainless Steel case. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-8cbecb226e5a]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1980

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