Seiko Cal. 7139 - 336

The Seiko 7139-336 represents an important milestone in Seiko's 1972 lineup. It features a Green dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-23aff0c20a14]

Also known as: Rally, Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1972

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