stunning. >> reporter: and fashion royalty. >> i was very surprised. i was surprised by the simplicity and her choice. i thought it was an excellent choice. i thought she looked absolutely beautiful. >> sensational on her, because it was her own style. >> reporter: and up close, in the sunlight that sir rack cue miraculously came out just for her, the lace was a springtime garden in bloom, symbols of britain, made in britain. hand appliqueed on to the tulle and tatten. >> there's a timelessness to it. there's a great beauty that's lasting. >> reporter: yes, for royal sparkle, kate did indeed choose a tiara, something borrowed from the queen. a 1936 cartier confection that