Seiko Cal. 0783 - 970

This Spring Drive model from 1974 features a 40mm PVD Black case. With its 21mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-28fea8db2b8b]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1974

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