Seiko Cal. 3817 - 398

The Seiko 3817-398 represents an important milestone in Seiko's 1985 lineup. Powered by the 3817 caliber with 19j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-9298973a70ae]

Also known as: World Timer, Flighty

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

White

Jewels

19j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1985

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