Seiko Cal. 3898 - 915

The Seiko 3898-915 represents an important milestone in Seiko's 1967 lineup. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-e155c58a3181]

Also known as: Bullhead, Flighty

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1967

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