Yes, I could see it go either way. Given the venue (essentially home) and the festivities, my guess is the jewelry is "real."
She is a lot classier than the media will ever give her credit for.
Absolutely right. Look at the difference in how the media covers her and Barron staying in NYC until he finishes school vs. the Obamas staying in DC until Sasha(?) finishes school.
I think Trump wants to put his stamp on the place before Melania and Barron move in. Plus, the schooling is a real issue. Barron seems to be a shy boy of high intelligence. Good parents protect such children from undue stress, and the hostile DC establishment is loading for bear.