CASIO EFA119BK-1AV OPERATION MANUAL Pdf Download. MO0607-EB Getting Acquainted Congratulations upon your selection of this CASIO watch. To get the most out of your purchase, be sure to read this manual carefully. Warning! • The measurement functions built into this watch are not intended for use in taking measurements that require professional or How to Set a Casio EFA 119 Watch | Our Everyday Life The Casio EFA 119 watch is an analog/digital sports watch with a lot of features, including a back light, digital “hands” and several time zone options. As anyone can probably guess, it may be a little tricky for some people to set.