Princess Diana's peach dress, which she wore as she set off on her honeymoon, is part of the new Royal Style in the Making exhibit Stephanie Petit is a Royals Editor, Writer and Reporter at PEOPLE.

The auction, "Princess Diana's Style & A Royal Collection," will take place June 26 in Beverly Hills, California.

In the photo shot by Antony Charles Robert Armstrong-Jones, Diana is seen posing in a delicate peach toned blouse ... for Diana wearing the wedding dress she did to marry Charles as it went ...

The largest auction of Princess Diana's clothing ever to be held will take place on June 26 in Beverly Hills, and one particularly famous dress will ... the auction is the peach hat Princess ...

SEATTLE — You'll see a colorful floral print dress Princess Diana first wore on a 1988 tour of Australia. There's a peach hat with ostrich feathers that she wore on her honeymoon. And half a ...