Seiko Cal. 6128 - 488

This Spring Drive model from 1981 features a 39mm PVD Black case. With its 21mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-87920223facb]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

70m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1981

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