Seiko Cal. 5639 - 743

Seiko 5639-743

This Quartz model from 1984 features a 34mm Titanium case. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-9a14f5da7f2b]

Also known as: Sumo, Goldfeather

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
34mm
Case Thickness
15.4mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
80m
Dial Color
Blue Sunburst
Jewels
32j
Frequency
36,000 bph
Power Reserve
52 hours
Year
1984

Related Models

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