Seiko Cal. 6139 - 477

The Seiko 6139-477 represents an important milestone in Seiko's 1981 lineup. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-01cdb10d446e]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

27j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1981

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