How much is LEGO J.B.'s Submarine worth?
Set 70433-1 · 224 pieces
$32.00
new / sealed
$12.96
used
+60%
vs $19.99 RRP
$0.14
per piece
LEGO J.B.'s Submarine (70433-1) is worth about $32.00 new (or $12.96 used) at current secondary-market prices, up 60% from its $19.99 retail price.
Value history
Value historytracking since Jul 28, 2026
Currently $32.00 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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