Seiko Cal. 7171 - 421

This Spring Drive model from 1973 features a 43mm Hardlex-Coated Steel case. Powered by the 7171 caliber with 19j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-40b8291150aa]

Also known as: Samurai, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Silver

Jewels

19j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1973

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