Seiko Cal. 6131 - 679

The Seiko 6131-679 represents an important milestone in Seiko's 1989 lineup. Powered by the 6131 caliber with 26j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-7e3df72df5c4]

Also known as: Tuna, Emperor

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1989

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