She pointed me to this fabric:
And then you have to look at this. Marguerite de Valois in all her splendor at the Valois Tapestries.

The price was definitely *not* G Street prices. Not cheap, but not the $50-$70 range. This one was definitely doable.
And the French costumer fainted with joy . . .
PS. It is 100% silk taffeta too. Or so they claim. We will find out.