Seiko Cal. 5663 - 388

This Kinetic model from 1987 features a 39mm Hardlex-Coated Steel case. Powered by the 5663 caliber with 25j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-4fea4b02c1a1]

Also known as: Navigator, Emperor

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1987

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