Seiko Cal. 7171 - 823

The 7171-823 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7171 caliber with 35j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-9ef02444481e]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1974

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