Where can you buy the blumarine dress blake lively wore?

You can purchase the Blumarine dress worn by Blake Lively through various high-end retailers and online platforms that carry luxury fashion brands, such as Net-a-Porter or Saks Fifth Avenue. Additionally, checking Blumarine's official website or authorized boutiques may provide options for purchasing the dress. For second-hand options, websites like The RealReal or Vestiaire Collective could also have listings for the dress.