Seiko Cal. 5643 - 930

Seiko 5643-930

The 5643-930 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5643 caliber with 24j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-6b1801bd748c]

Also known as: Flighty

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
43mm
Case Thickness
13.2mm
Lug Width
20mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
100m
Dial Color
Black
Jewels
24j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1990

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seikata-wm-6b1801bd748c