Seiko Cal. 7171 - 743

This Spring Drive model from 1974 features a 43mm Stainless Steel case. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-0052efcda6bf]

Also known as: Sumo, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1974

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