Seiko Cal. 7031 - 891

The Seiko 7031-891 represents an important milestone in Seiko's 1985 lineup. With its 19mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-cec5fbc70fbd]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1985

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