Seiko Cal. 7174 - 666

This Spring Drive model from 1991 features a 41mm Stainless Steel case. Powered by the 7174 caliber with 35j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-2876773264a8]

Also known as: Helmet, Silverwave

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1991

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