Seiko Cal. 5645 - 331

This Automatic model from 1966 features a 34mm Two-Tone case. With its 19mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-cf2fbd812ca5]

Also known as: Samurai

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

14.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1966

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