Seiko Cal. 6633 - 444

The Seiko 6633-444 represents an important milestone in Seiko's 1991 lineup. With its 19mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-d463e1c1ba6a]

Also known as: UFO, Flighty

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1991

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