Seiko Cal. 7191 - 931

The Seiko 7191-931 represents an important milestone in Seiko's 1989 lineup. Powered by the 7191 caliber with 33j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-0e0e055359c0]

Also known as: Samurai, Monster

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

33j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1989

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