Seiko Cal. 4438 - 244

This Spring Drive model from 1967 features a 44mm Gold-Plated case. With its 22mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-4550ed646b11]

Also known as: Silverwave, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

14.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

19j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1967

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