Seiko Cal. 6340 - 290

This Spring Drive model from 1971 features a 34mm Gold-Plated case. With its 20mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-6d4dffccd239]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1971

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