Seiko Cal. 7197 - 158

The 7197-158 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7197 caliber with 29j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-ff098d72a074]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1982

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