Seiko Cal. 7031 - 791

The Seiko 7031-791 represents an important milestone in Seiko's 1990 lineup. It features a Silver dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-bc92c653bbf5]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Silver

Jewels

19j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1990

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