Seiko Cal. 4413 - 444

This Hand-Winding model from 1965 features a 40mm Hardlex-Coated Steel case. With its 21mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-67d2baacf204]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1965

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