Seiko Cal. 7139 - 700

The Seiko 7139-700 represents an important milestone in Seiko's 1974 lineup. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-3a1d97ce49b1]

Also known as: Crown, Flighty

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1974

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