Seiko Cal. 6164 - 640

This Spring Drive model from 1981 features a 46mm Two-Tone case. With its 21mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-3515b5a0ff0a]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1981

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