Seiko Cal. 0740 - 981

This Quartz model from 1983 features a 34mm Stainless Steel case. Powered by the 0740 caliber with 20j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-656c4d8b58e4]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1983

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