La Maison Talulah Comos Midi Dress in Aqua. Size M. I am the 2nd owner, unworn by me a little wear by first owner.

https://www.talulah.com.au/products/cosmos-midi-dress?variant=40080429482039&currency=AUD&utm_medium=product_sync&utm_source=google&utm_content=sag_organic&utm_campaign=sag_organic&tw_source=google&tw_adid=&tw_campaign=17783467096&gad_source=1&gclid=CjwKCAjwz42xBhB9EiwA48pT7yb_fsmndfBD0ev8GBEYMMSij-ArhzL0lXtqYA5hYvDFrnvrCxOSxBoC-JAQAvD_BwE