Seiko Cal. 7159 - 745

The Seiko 7159-745 represents an important milestone in Seiko's 1976 lineup. Powered by the 7159 caliber with 17j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-fcc764eeae20]

Also known as: Helmet, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1976

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