Seiko Cal. 0784 - 348

This Spring Drive model from 1975 features a 39mm Stainless Steel case. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-8de2814e216d]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1975

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