Seiko Cal. 5640 - 478

Seiko 5640-478

This Quartz model from 1993 features a 41mm Hardlex-Coated Steel case. Powered by the 5640 caliber with 32j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-1833f5136cc7]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
12.7mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
80m
Dial Color
Blue Sunburst
Jewels
32j
Frequency
36,000 bph
Power Reserve
56 hours
Year
1993

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seikata-wm-1833f5136cc7