Casio G-Shock GW700A-1V Wrist Watch "lcd display fading" Questions

carefull as too much pressure on the battery (PRESSING) could destroy the LCD face of the watch, also if the display (FACE) of your Casio ever goes black, even if display returns, the LCD is going bad

...LCD screen - such a camera then what you describe is a sure sign the backlight has failed. But a wath with a backlight- I dunno Only a Watch /Jeweler maker could tell you. And you know what they say ...