Seiko Cal. 4550 - 390

This Spring Drive model from 1992 features a 38mm PVD Black case. With its 18mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-a3081ba50592]

Also known as: Shogun, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1992

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