Seiko Cal. 5641 - 325

This Automatic model from 1966 features a 44mm PVD Black case. With its 20mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-8a93929cb7cd]

Also known as: Samurai, World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

34j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1966

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