Seiko Cal. 7140 - 413

The Seiko 7140-413 represents an important milestone in Seiko's 1979 lineup. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-2b7b81029c1e]

Also known as: Silverwave

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

34mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Black

Jewels

19j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1979

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