Christian Dior Blue 100% silk dress Sz US 6

Dior floral Blue 100% silk dress Sz US 6, FR 38 Button and pleated detail on the front and back Back hidden zipper No designer tag Beautiful condition *Story time. I bought this dress at an estate sale. The woman selling knew it was designer, and from the feel of it, I did as well. But she had no idea what designer or any information. Google image finally solved the mystery!