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GA-2000 Carbon Core Guard G-Shock tutorial - how to setup & use ALL the functions on the 5590 module - YouTube
My Eastern Watch Collection: Casio G-Shock GA-2000E-4DR Limited Edition Analog-Digital with Carbon Core Guard - The First for the Collection, A Review (plus Video)
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GA-2000 G-SHOCK 5590 Set Time, Date, Home City,12/24H , Key operation tone, DST, Light duration Demo - YouTube
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GA-2000 G-SHOCK 5590 Set Time, Date, Home City,12/24H , Key operation tone, DST, Light duration Demo - YouTube
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