Seiko Cal. 7139 - 700

The Seiko 7139-700 represents an important milestone in Seiko's 1986 lineup. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-3fcde82978e5]

Also known as: Helmet, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Burgundy

Jewels

26j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1986

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