Seiko Cal. 4441 - 430

This Hand-Winding model from 1972 features a 36mm PVD Black case. With its 19mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-33ef51775f30]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1972

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