Vintage but not sure what time period. May have minor signs of wear like a couple snags or a couple missing sequins, BUT I personally don’t see any flaws. Niteline by Della Roufogali long dress / gown with slit green sequins & gold beads No size tag that I can find, so please refer to the photos for measurements (Fits like a US 2 in my opinion) Keyword tags: sparkle sparkly glitter glittery mermaid under the sea water earthy queen pageant princess hunter beaded embroidered embroidery revolve Windsor retro 1990s 1990’s 90s 90’s 1980s 1980’s 80s 80’s 70s 70’s 1970s 1970’s Cher singer theatre dramatic elegant sophisticated rat & boa and vibes Jovani helsi serena cult Gaia max Duggal formal prom gala fundraiser philanthropy black and white tie event couture designer maxi halter form fitted open back geometric Greek god goddess Aphrodite Egyptian