Seiko Cal. 6638 - 751

This Quartz model from 1997 features a 41mm Gold-Plated case. With its 18mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-59fec445bfc7]

Also known as: UFO, Rally

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1997

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