Seiko Cal. 6291 - 557

The Seiko 6291-557 represents an important milestone in Seiko's 1986 lineup. Powered by the 6291 caliber with 27j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-be02ace53831]

Also known as: Tuna, Rally

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1986

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