Seiko Cal. 7139 - 397

The Seiko 7139-397 represents an important milestone in Seiko's 1981 lineup. Powered by the 7139 caliber with 29j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-8eb3b305d571]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

29j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1981

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