Seiko Cal. 5643 - 903

This Quartz model from 1969 features a 44mm PVD Black case. Powered by the 5643 caliber with 21j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-ee1354839c5d]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

White

Jewels

21j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1969

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