Seiko Cal. 4430 - 443

This Spring Drive model from 1973 features a 43mm PVD Black case. With its 21mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-45c3529dc893]

Also known as: Goldfeather, Sea Horse

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1973

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