Seiko Cal. 0783 - 109

This Spring Drive model from 1975 features a 34mm Stainless Steel case. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-4cb977ab21c7]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1975

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