Seiko Cal. 5640 - 984

Seiko 5640-984

This Quartz model from 1967 features a 38mm Hardlex-Coated Steel case. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-6e92278de607]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
10.3mm
Lug Width
20mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
150m
Dial Color
Burgundy
Jewels
36j
Frequency
28,800 bph
Power Reserve
51 hours
Year
1967

Related Models

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