Seiko Cal. 5639 - 887

This Kinetic model from 1978 features a 36mm Titanium case. Powered by the 5639 caliber with 36j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-b714e736e815]

Also known as: Sea Horse

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

36mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1978

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