Seiko Cal. 4424 - 187

The Seiko 4424-187 represents an important milestone in Seiko's 1971 lineup. With its 22mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-cba3a2d5583f]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

22j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1971

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