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Mia's Heart Box

Snapshot

vs RRP
+7% over
Per piece
6.0¢

Value per piece

cost per part at each reference

6.0¢lowest market value

about 38% under retail, which runs ~9.6¢ a piece

Reference

MSRP9.6¢
Used market6.0¢
New market10¢
Set Retired

Mia's Heart Box

Reference
41358-1
Theme
Friends
Year
2019
Parts
83

Mia's Heart Box is a LEGO set from the LEGO Friends theme released in 2019. The set contains 83 parts.

New avg$8.58Used avg$4.99MSRP$7.99

Avg. 3rd-party market prices via BrickPicker, not CollectORbuild seller prices

See full valuation & price history →Track its value free →
Value historytracking since Jul 29, 2026

Currently $8.58 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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Parts in this set (46)

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A peek at the pile. See the full list, grouped by color, on the parts page.

Equipment Radio [Extended Handle, Expanded Speaker Grille]1×Tile Special 1 x 1 with Clip with Rounded Edges1×Plate Round 1 x 1 with Solid Stud1×Plate 1 x 13×Plate Special 2 x 2 with Groove and Center Stud (Jumper)1×Tile 1 x 1 with Groove3×Tile 1 x 2 with Groove1×Tile 1 x 6 with Groove2×Tile 2 x 2 Curved, Macaroni4×Minidoll Hips and Shorts with Light Nougat Legs and Dark Azure Laced ShoesPhoto shows a different color. This lot is Dark Purple.1×Plate 6 x 62×Plate Round Corner 3 x 38×Tile 2 x 4 with Groove4×Tile Round 1 x 1 Quarter4×View all 46 →