Seiko Cal. 5677 - 605

This Automatic model from 1991 features a 34mm PVD Black case. Powered by the 5677 caliber with 35j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-88e0764f8ec3]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1991

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