Seiko Cal. 7171 - 641

The Seiko 7171-641 represents an important milestone in Seiko's 1977 lineup. Powered by the 7171 caliber with 19j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-c7df800591cb]

Also known as: Arnie

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1977

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