Hi there, the stores that stood out the most to me, and where I made purchases during my trip to Buenos Aires with my family, were:
The Vintage Hole
Martes a Sábados de 10 a 20hs.
Uriarte 1857, Palermo
Somos Cocoliche
Lunes a Sábado de 10 a 20 hs
Domingos de 14 a 19 hs
Gorriti, 5032 Palermo...