Seiko Cal. 4565 - 331

The Seiko 4565-331 represents an important milestone in Seiko's 1974 lineup. With its 19mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-b242d8acf898]

Also known as: Navigator, Emperor

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

14.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1974

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