Seiko Cal. 0771 - 666

This Solar model from 1986 features a 34mm Stainless Steel case. Powered by the 0771 caliber with 31j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-9ef28e922c6e]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1986

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