Seiko Cal. 5640 - 919

This Kinetic model from 1987 features a 45mm Titanium case. Powered by the 5640 caliber with 21j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-8d705a80c4c8]

Also known as: Samurai, Sumo

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

45mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1987

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