Seiko Cal. 7129 - 556

The Seiko 7129-556 represents an important milestone in Seiko's 1972 lineup. Powered by the 7129 caliber with 34j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-49322c29cc92]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1972

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