How much is LEGO Mia's Summer Heart Box worth?
Set 41388-1 · 85 pieces
$7.19
new / sealed
$5.29
used
-10%
vs $7.99 RRP
$0.08
per piece
LEGO Mia's Summer Heart Box (41388-1) is worth about $7.19 new (or $5.29 used) at current secondary-market prices, currently 10% below its $7.99 retail price.
Value history
Value historytracking since Jul 29, 2026
Currently $7.19 new. We just started tracking this set’s value. The chart fills in as prices are re-checked over the coming weeks.
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