Seiko Cal. 4438 - 748

The 4438-748 is a sought-after Kinetic piece from Seiko's golden era. With its 20mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-e08394aa8c4d]

Also known as: Shogun, Silverwave

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1972

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