Top: Edith Top by Sandro (Thanks CR!)
Necklace: Jorja Necklace by Brooklyn Designs
Felicity Smoak (played by Emily Bett Rickards) on Arrow on The CW was spotted wearing this white sleeveless ruffled top on Arrow on episode 'Taken' (4x14) in Mar 2016. Felicity's Top is the Edith Top by Sandro . Felicity's Necklace is the Jorja Necklace by Brooklyn Designs.