Seiko Cal. 4478 - 893

This Hand-Winding model from 1989 features a 44mm Titanium case. Powered by the 4478 caliber with 24j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-3a680a7162d1]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1989

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