Vest, Tilt (cut from a consignment jacket). Dress, Ella Moss. Shoes, J Crew. Sunglasses, Girl Props. Bag, Aldo.
It’s been years since I attended a classical concert, so I had no idea what one wears. As evidenced by the crowd at a 3 pm performance, smart casual is the uniform of choice. But I did see one couple in formal wear. I imagine they were going someplace fancy afterwards.