The College Of Winterhold: School Of The Arcane Arts - Novice Robes Available in the Attainment Hall for 20 Gold. Enchantments cost extra. -The Arch-Mage | Facebook
Steam Workshop::Imperial Robes
Novice robes of destruction by kingmasn22 on DeviantArt
pattern search: skyrim mage robes or something similar close for a starting point :) : r/sewing