Circus was introduced in 2013 and currently consists of 3 sets. As of today,
10504 My First Circus is the most valuable Circus set with an estimated new/factory sealed value of $126.
Summary
Duplo Circus Circus Transport set 10550 was released on December 28, 2012, retailing for $20, it has since been retired. New, unopened sets are valued at $77, while used sets sell around $17.
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