Seiko Cal. 6386 - 731

Seiko 6386-731

This Solar model from 1981 features a 45mm PVD Black case. Powered by the 6386 caliber with 21j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-596336f6cb1c]

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
45mm
Case Thickness
9.4mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
140m
Dial Color
Burgundy
Jewels
21j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1981

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