Seiko Cal. 4490 - 172

This Spring Drive model from 1978 features a 42mm PVD Black case. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-6ea00bb22587]

Also known as: Samurai, Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

34j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1978

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