Seiko Cal. 6638 - 662

This Quartz model from 1972 features a 39mm Titanium case. With its 21mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-2acd44ded047]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

39mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

19j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1972

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