Seiko Cal. 0783 - 489

This Spring Drive model from 1974 features a 43mm Stainless Steel case. With its 18mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-d89410163d66]

Also known as: Bellmatic, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1974

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