This dates to about 1965, or nine years before our thrifty-or-else family actually got a color TV. And yes, it was an RCA Victor.
Most of those sets were 21-inchers; the console with the stereo system says specifically it’s 25 inches. As always, the screen measurement is taken along a diagonal, since Pythagoras promised them it would be a bigger number.
And if you were alive in ’65, you might have seen these on the Big Three networks:
Of course, I got to see them in black and white.