Seiko Cal. 7156 - 457

The Seiko 7156-457 represents an important milestone in Seiko's 1982 lineup. Powered by the 7156 caliber with 29j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-aff6e422add8]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Cream

Jewels

29j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1982

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