Seiko Cal. 7171 - 422

The Seiko 7171-422 represents an important milestone in Seiko's 1969 lineup. Powered by the 7171 caliber with 20j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-19b99d646d31]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1969

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