Seiko Cal. 3891 - 324

This Kinetic model from 1984 features a 36mm PVD Black case. Powered by the 3891 caliber with 25j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-d60e6e3adcd7]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

36mm

Case Thickness

13.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1984

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