Dress: Roxane Dress by Sandro
Belt: Phula Belt from Anthropologie (worn a number of times)
Felicity Smoak (played by Emily Bett Rickards) on Arrow on The CW was spotted wearing this light blue pleated v-neck dress with black skirt on Arrow on episode 'The Brave and the Bold' (3x08) in Dec 2014. Felicity's dress is the Roxane Dress by Sandro. Felicity's belt is the Phula Belt from Anthropologie.