Ok, recalculated...8.5 weeks, not 7.5 weeks old. Not that it changes the feather patterns.
The seller sounds like she might be willing to take him back and give us a discount on a second straight run of the same age. She sent a photo of what she has left. Not a great photo, but would anyone be...
Any guesses on sex? I know it's early for easter eggers.
Oh, and McMurray sold this as an "ameraucana" - spelled like that. But guessing that it's still an EE? Here's a link to their breed info: https://www.mcmurrayhatchery.com/ameraucanas.html