Seiko Cal. 6393 - 890

This Spring Drive model from 1975 features a 34mm Stainless Steel case. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-20fb5c976a08]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1975

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