Seiko Cal. 7139 - 513

The Seiko 7139-513 represents an important milestone in Seiko's 1972 lineup. Powered by the 7139 caliber with 25j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-7bfd91eb0f2e]

Also known as: Rally, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1972

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