Seiko Cal. 7179 - 640

The Seiko 7179-640 represents an important milestone in Seiko's 1969 lineup. Powered by the 7179 caliber with 26j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-2aafdbb45aee]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1969

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