Seiko Cal. 5643 - 431

The Seiko 5643-431 represents an important milestone in Seiko's 1985 lineup. With its 20mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-7854e185cb4d]

Also known as: Shogun

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1985

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