Seiko Cal. 7031 - 859

The Seiko 7031-859 represents an important milestone in Seiko's 1992 lineup. Powered by the 7031 caliber with 32j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-e0df91502aac]

Also known as: Bullhead, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Cream

Jewels

32j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1992

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