1980s Vintage and Rare 2 Black Edition CASIO C-701 & C-801, 133 Calculator Watch

Casio C-701, Module 133 ( 1981 ). Casio C-801, Module 133 ( 1982 ). This Module, and All the Cases it Went into, Had the Honor Of Being Casio’s First Calculator Watch But Would Not be the Last. User Guide or Manual as PDF file Only has Attached.

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