Seiko Cal. 6366 - 687

This Automatic model from 1969 features a 36mm Two-Tone case. With its 19mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-2ccdb663bde8]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1969

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