Seiko Cal. 6391 - 924

This Automatic model from 1978 features a 42mm Titanium case. With its 19mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-5a9832a105f0]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1978

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