Some tips for antiques and flea markets Amsterdam.
Waterlooplein for nostalgics: historic flee market, known as the “Jewish Market” until 1941. One of the most famous in the Netherlands and the largest in the city. Open every day except Sunday.
A market for book worms is at Oudemanhuispoort, part of the UvA University of Amsterdam. For books and old maps.
Stamp market for collectors of stamps and old postcards. Nieuwezijds Voorburgwal at the rear of the royal palace.
Westermarkt for fabric lovers. In the heart of the Jordaan. Originally only a textile market. Now clothes and fabrics. Only o Mondays.
Albert Cuyp Market has something for everyone. In the heart of the Pijp and the largest street market in Europe. Everything is available here: from jewelery to fish and vegetables. Every day except Sunday.
Dappermarkt multiculti-markt in East Amsterdam. Food and clothing for everyday use. Every day except Sunday.
Noordermarkt for lovers of organic food, a classic market in the Jordaan. Saturdays only.
Sunday market on the site of the Westergasfabriek, flea market for second-hand clothes and handmade. Also food trucks and restaurants.

https://www.timeout.com/amsterdam/things-to-do/best-markets-in-amsterdam