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Heart Box

Heart Box

10909-1·Duplo·2020·39 parts

Used Avg
$18.04
New Avg
$37.25
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About Heart Box

Heart Box (10909-1) is a LEGO Duplo set from 2020 valued at $18.04 on BrickLink. It contains 39 cataloged parts. This set has been retired and is only available on the secondary market.

Seller notes

  • Sealed copies sell for $37.25 vs $18.04 used — a 106% premium. If you have this set new in sealed box (NISB), price it accordingly.

Parts (39)

Duplo, Brick 2 x 2 x 1 1/2 Slope Curved
Duplo, Brick 2 x 2 x 1 1/2 Slope Curved
Duplo, Brick 2 x 2 x 1 1/2 Slope Curved with Boy with Cap, Girl with Bow, and White Vehicle Windows Pattern
Duplo, Brick 2 x 2 x 1 1/2 Slope Curved with Boy with Cap, Girl with Bow, and White Vehicle Windows Pattern
Duplo Propeller Rotor 3 Blade, 4 Diameter
Duplo Propeller Rotor 3 Blade, 4 Diameter
Duplo, Brick 2 x 3 Slope Curved
Duplo, Brick 2 x 3 Slope Curved
Duplo, Brick 4 x 2 Slope 45 Double
Duplo, Brick 4 x 2 Slope 45 Double
Duplo, Brick 2 x 4
Duplo, Brick 2 x 4
Duplo, Brick 2 x 4
Duplo, Brick 2 x 4
Duplo, Brick 2 x 2
Duplo, Brick 2 x 2
×8
Duplo, Brick 2 x 2
Duplo, Brick 2 x 2
×7
Duplo, Brick 2 x 2
Duplo, Brick 2 x 2
×2
Duplo, Brick 2 x 2
Duplo, Brick 2 x 2
×7
Duplo, Brick 2 x 2
Duplo, Brick 2 x 2
×6
Duplo, Brick 2 x 2
Duplo, Brick 2 x 2
×4
Duplo, Brick 2 x 2
Duplo, Brick 2 x 2
×2
Duplo, Brick 2 x 2
Duplo, Brick 2 x 2
×3
Duplo, Brick 2 x 2
Duplo, Brick 2 x 2
×2
Duplo, Brick 2 x 2
Duplo, Brick 2 x 2
×4
Duplo, Brick 2 x 2 with Black Eye Open / Closed Pattern on Opposite Sides
Duplo, Brick 2 x 2 with Black Eye Open / Closed Pattern on Opposite Sides
Duplo, Brick 2 x 2 x 2 Slope Curved Double with Eye Open / Closed Pattern on Opposite Sides
Duplo, Brick 2 x 2 x 2 Slope Curved Double with Eye Open / Closed Pattern on Opposite Sides
Duplo, Brick 1 x 2 x 2
Duplo, Brick 1 x 2 x 2
×2
Duplo, Plate 2 x 4 x 1/2 (Thick)
Duplo, Plate 2 x 4 x 1/2 (Thick)
Duplo, Plate 2 x 4 x 1/2 (Thick)
Duplo, Plate 2 x 4 x 1/2 (Thick)
Duplo, Plate 2 x 4 x 1/2 (Thick)
Duplo, Plate 2 x 4 x 1/2 (Thick)
×3
Duplo, Plate 2 x 4 x 1/2 (Thick)
Duplo, Plate 2 x 4 x 1/2 (Thick)
×2
Duplo, Brick 2 x 2 x 1 1/2 Slope 45
Duplo, Brick 2 x 2 x 1 1/2 Slope 45
×2
Duplo, Plant Flower with Stud
Duplo, Plant Flower with Stud
Duplo, Plant Flower with Stud
Duplo, Plant Flower with Stud
Duplo, Plant Flower with Stud
Duplo, Plant Flower with Stud
Duplo, Brick 2 x 2 with Top Pin
Duplo, Brick 2 x 2 with Top Pin
Duplo, Brick 2 x 4 Slope Curved Double
Duplo, Brick 2 x 4 Slope Curved Double
Duplo, Brick 2 x 4 Slope Curved Double
Duplo, Brick 2 x 4 Slope Curved Double
Duplo, Brick 2 x 4 Slope Curved Double with Frosting with Coral, Medium Azure, and Yellow Sprinkles over Reddish Brown Cake Pattern
Duplo, Brick 2 x 4 Slope Curved Double with Frosting with Coral, Medium Azure, and Yellow Sprinkles over Reddish Brown Cake Pattern
Duplo, Brick 2 x 4 Slope Curved Inverted Double
Duplo, Brick 2 x 4 Slope Curved Inverted Double
Duplo, Brick 2 x 4 Slope Curved Inverted Double
Duplo, Brick 2 x 4 Slope Curved Inverted Double
Duplo, Brick 2 x 4 Slope Curved Inverted Double
Duplo, Brick 2 x 4 Slope Curved Inverted Double
Duplo, Brick Round 2 x 2 x 2
Duplo, Brick Round 2 x 2 x 2
Duplo, Plate 2 x 6
Duplo, Plate 2 x 6
Duplo, Brick 2 x 3 Slope Curved Inverted
Duplo, Brick 2 x 3 Slope Curved Inverted
Duplo, Brick 2 x 3 Slope Curved Inverted
Duplo, Brick 2 x 3 Slope Curved Inverted
×2

Common questions about Heart Box

How much is LEGO Heart Box (10909-1) worth?

Heart Box sells for an average of $18.04 used and $37.25 new/sealed on BrickLink based on 6 months of completed sales. As a retired set, prices tend to hold steady or appreciate over time, especially for complete sets with original packaging. Actual prices vary with completeness — missing minifigures or key parts will lower the value.

Is LEGO Heart Box (10909-1) retired?

Yes, Heart Box was released in 2020 and has been retired from retail for several years. Retired LEGO sets are only available on the secondary market through BrickLink, eBay, or other resale platforms.

How do I check if my Heart Box set is complete?

Use the parts list on this page to check every piece. For the minifigures specifically, you can use the brick'em scanner to identify each figure from a photo and confirm it matches what should be in this set. Missing pieces can be individually sourced on BrickLink.

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