If you like antiques and live or is in Sao Paulo, will like to know the fair MASP (Art Museum of São Paulo). Very traditional, it is in the same place for twenty years and is the only fair in the city that is officially connected with the Association of Antiquities of the State of Sao Paulo.
They are collectors and exhibitors gathered there that sell rare coins, paintings, sculptures, porcelain, crystal, etc.. A bit of everything for those looking for a relic. Besides paintings and unique pieces.
Prices are not low, but you must to consider the rarity of the pieces for sale, ranging from legitimate helmets of the second world war or world and coins from different eras.
The fair runs every Sunday from 10h to 17h under the MASP building at Avenida Paulista, 1578. The nearest subway station is Trianon-MASP, only 3 minutes walk.