Seiko Cal. 3898 - 744

This Hand-Winding model from 1972 features a 34mm PVD Black case. Powered by the 3898 caliber with 18j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-a9ba4344edb9]

Also known as: Shogun, Navigator

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1972

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