Seiko Cal. 5640 - 564

Seiko 5640-564

This Automatic model from 1971 features a 34mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-0f29f1b7fdab]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
10.6mm
Lug Width
21mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
50m
Dial Color
Burgundy
Jewels
29j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1971

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