Seiko Cal. 5640 - 886

Seiko 5640-886

This Hand-Winding model from 1980 features a 38mm PVD Black case. Powered by the 5640 caliber with 32j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-d68327004320]

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
38mm
Case Thickness
11.2mm
Lug Width
20mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
150m
Dial Color
Navy
Jewels
32j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1980

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seikata-wm-d68327004320