Seiko Cal. 7031 - 340

The Seiko 7031-340 represents an important milestone in Seiko's 1993 lineup. Powered by the 7031 caliber with 28j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-c9f659134140]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

34mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Cream

Jewels

28j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1993

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