Seiko Cal. 3899 - 628

The Seiko 3899-628 represents an important milestone in Seiko's 1965 lineup. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-1185615d5882]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

32j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1965

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