Seiko Cal. 5645 - 405

The Seiko 5645-405 represents an important milestone in Seiko's 1973 lineup. With its 21mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-cd453207f928]

Also known as: Shogun, Emperor

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1973

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