Seiko Cal. 6389 - 309

This Spring Drive model from 1966 features a 42mm Titanium case. With its 19mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-8728ce9879c4]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1966

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