Throne of Glass by Fetsch. Her outfit is perfect. As is the rest of her. Almost exactly how I pictured her. [for those of you who don't know; Throne of Glass is the first book in a series by Sarah J. It's amazing.
Armor and weapon styles of the Grey Elf army, previously the force used by the Matriarch to assist Dolsiel against the Darkness. No one has seen recently forged gear like this since Pildenar split from Errieat.