Seiko Cal. 7139 - 363

The Seiko 7139-363 represents an important milestone in Seiko's 1986 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-6f64dfaa720e]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Silver

Jewels

34j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1986

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