Seiko Cal. 4523 - 778

This Quartz model from 1978 features a 42mm Two-Tone case. Powered by the 4523 caliber with 18j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-9eb551bb44d9]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1978

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