Seiko Cal. 6331 - 238

Released in 1965, the Cal. 6331 with design code 238 was part of Seiko's domestic market collection. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-ae7bd2cf426c]

Also known as: Shogun, UFO

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1965

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