Seiko Cal. 6393 - 663

The Seiko 6393-663 represents an important milestone in Seiko's 1989 lineup. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-d56122a90af0]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

36mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1989

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