CASIO fx-1
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Date of acquisition: 2012/06/18
From: 

 Price : ¥ 695 (1973)
 Serial number : 208267

 Other model known (decode-systems.com): 206866
Watch model : v162-A

See model : Sperry Remington 1259s

Links
 At Be-calc


 On oldcalculatormuseum.com
Goodies

 Extract : Retail Price List - Casio - February, 1st 1973 (provided by gégé - Silicium)