Seiko Cal. 4473 - 424

This Spring Drive model from 1975 features a 43mm Stainless Steel case. With its 21mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-9ae088a87159]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1975

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