In 2003, LEGO released 3 Creator Seasonal sets, all of these sets have been retired. For that year, the total price of all retail sets cost $35, today those sets are valued around $114, a growth of 225%.
Most valuable 2003 LEGO Creator Seasonal set
4024 Advent Calendar $63.73
Theme / Subtheme Creator / Seasonal
Year 2003
Pieces 344
Availability Retired
4024 LEGO Creator Advent Calendar
Retail $14.99
Value $63.73
Growth  +325.2%
Annual growth 3.3%
Theme / Subtheme Creator / Seasonal
Year 2003
Pieces 34
Availability Retired
7224 LEGO Creator Christmas
promotional
Value $10.93
Annual growth 9.4%
Theme / Subtheme Creator / Seasonal
Year 2003
Pieces 200
Availability Retired
7836 LEGO Creator Halloween
Retail $19.99
Value $38.90
Growth  +94.6%
Annual growth 3.1%