Seiko Cal. 0771 - 574

The Seiko 0771-574 represents an important milestone in Seiko's 1977 lineup. Powered by the 0771 caliber with 18j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-f260c8a381fe]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

9.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

18j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1977

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