I've seen a very few of the "deluxe" 722's at gun shows, but they aren't common by any means. My guess is that 99% of the rifles sold were the plain grade, partly because back then they cost less than a Winchester Model 70. Probably people with more money to spend went for a M70.

“Montana seems to me to be what a small boy would think Texas is like from hearing Texans.”
John Steinbeck