Seiko Cal. 7031 - 686

Seiko 7031-686

This Quartz model from 1981 features a 37mm Hardlex-Coated Steel case. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-b519819fa8f0]

Also known as: World Timer

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
12.0mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Blue Sunburst
Jewels
23j
Frequency
28,800 bph
Power Reserve
39 hours
Year
1981

Related Models

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