Seiko Cal. 6643 - 296

This Spring Drive model from 1974 features a 44mm Gold-Plated case. With its 21mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-b4f3ca27f87c]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

24j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1974

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