Seiko Cal. 6686 - 637

This Kinetic model from 1980 features a 38mm PVD Black case. With its 18mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-83f166c82b7c]

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

38mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1980

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