Forecast Model

This represents the expected annual growth (CAGR) based on a forecast model only.
LEGO 21323 Grand Piano is a 3,662 piece Ideas set released in 2020. It is a brick-built version of a concert grand piano with working keys and can produce real music via a connected app. The set is based on SleepyCow's Playable Lego Piano project at LEGO IDEAS which reached the 10,000 supporter milestone in only 2 months.

The current retail price is $399.99, however, the average price on the secondary markets is around $429 which could indicate the set is backordered or temporarily out of stock in various regions. The set is estimated to retire sometime within mid to late 2023. Once retired, the expected annual growth will be close to 6% after the second year, which will value the set between $478 and $509 shortly after it is retired.
Retirement risk Retirement risk. Grand Piano has a current lifespan of 38 months, based on the average lifespan of other sets in this theme, which is 18 months, this set is at risk for retiring in the coming months.

For Sale (New/Sealed)

This chart shows the sales listing trends of 21323 Grand Piano.
(US) Ideas Grand Piano 21323 Model Building Kit, New 2020 (3,662 Pieces)
BrickEconomy Choice
(US) Ideas Grand Piano 21323 Model Building Kit New 2020 (3,662 Pieces)
(US) 21323 Ideas Grand Piano Building Toy Set for Adults (3662 Pieces) (8548)
(US) Ideas Grand Piano Set 21323 - 100% Verified Authentic and New
(US) Ideas Grand Piano Set 21323 - 100% Verified Authentic and New
(DK) BrickLink store sigbrick
(US) Ideas Grand Piano Creative Building Set for Adults 21323 (3,662 Pieces)
(US) Ideas: Grand Piano (21323)
(US) BRAND NEW SEALED - Lego 21323 Ideas #031 Grand Piano (Some Box Damage, See Pics)
(US) Ideas Grand Piano 21323 Building Toy Set for Adults 3662 Pieces NEW SEALED
(US) Ideas: Grand Piano (21323)
(US) 21323, Ideas Grand Piano (3662pcs) New & Sealed in box.
(CA) Grand Piano LEGO Ideas (21323) Brand New Sealed
(US) Ideas: Grand Piano (21323) SEALED NEW IN BOX With Original Shipping Box
(US) 21323 Ideas Grand Piano, Factory Sealed
(US) 21323, Grand Piano, Ideas 3662 pcs. New Sealed Box! US Seller, Plays Music!
(US) Ideas 21323 Grand Piano (3662pcs) New & Sealed IN HAND Ship Next Day!
(US) Offical set 21323 Ideas Grand Piano at
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Year 2020
Pieces / Minifigs 2,545 / 10
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Annual growth 28.3%
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Do you have a passion for music? Do you like to relax by focusing on a fun, hands-on project in your free time? If so, this incredible LEGO® Ideas Grand Piano model kit (21323) is just the creative activity for you.

Beautiful and playable
Feel the pride of building a sophisticated, brick-built version of a concert grand piano that you can actually play music with! Recreate the hammer action of each piano key, the moving pedal and authentic details such as the propped-open top lid and fallboard. Turn on the motor and then you are all set to play wonderful music – select user play on the free LEGO Powered Up app to play the notes yourself or activate auto play and just listen.
Description provided by LEGO©