Seiko Cal. 6391 - 639

This Kinetic model from 1989 features a 36mm Titanium case. Powered by the 6391 caliber with 29j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-d4f7e9c7f24b]

Also known as: Samurai, Monster

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

36mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1989

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