This is in the opening sequence, Miraz Jr.'s birth
scene. It's a white off-the-shoulder chemise, with a dark blue
robe or shawl of some sort on her right shoulder.
Behind the Scenes Feature
Soldiers Return Gown
Blue, heavily embroidered and beaded, with high
(velvet?) collar, and some kind of scarf at the neck.
Coronation Gown
Seen from the back only: Blue, off the shoulder, shoulder pieces
are satin with some sort of embossed design. She wears a pearl
hairpiece under her upswept hair.
Night Raid Nightgown
This chemise/night gown looks like a cotton or linen in a gray
blue, with tiered layers on the shoulders and possibly the neckline,
and large puffed sleeves gathered into a cuff or stitched and
covered with a piping.
Production Shot
Farewell Gown
El Capitan Theatre Exhibit - pictures thanks to Ceppault
(with colors photoshopped
to resemble film colors)