Sascha has created a totally stunning gown called Essence.
The gown can be worn in different styles, depending the skirt you pick, if you wear the collar or not etc.
My favourite is this one.
And here is the collar part I mentionned earlier.
Outfit: Essence in White by Sascha's Designs
Skin: Angel Petal Dark by Curio
Hair: Kana in Black by Dark Mouse
Poses by Everglow
Location: World's End Garden