Dress: Carrie Mockneck Sweater Dress by Guess (thanks nephilimthreads!)
Isabelle Lightwood (played by Emeraude Toubia ) on Shadowhunters on Freeform was spotted wearing this black ring detail mini dress on Shadowhunters on episode 'A Window Into an Empty Room' (3x06) in Apr 2018. Isabelle's Dress is the Carrie Mockneck Sweater Dress by Guess .