Seiko Cal. 7180 - 859

The Seiko 7180-859 represents an important milestone in Seiko's 1977 lineup. Powered by the 7180 caliber with 27j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-0d134ce6b7b6]

Also known as: Helmet, Arnie

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

14.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1977

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