Seiko Cal. 3831 - 320

This Kinetic model from 1998 features a 41mm Two-Tone case. Powered by the 3831 caliber with 34j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-a0c2639f65b9]

Also known as: Bullhead, Arnie

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1998

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