How many pieces does the LEGO LEGO Design Seminar Set 2025 (40231-1) have?

The LEGO LEGO Design Seminar Set 2025 set (40231-1) contains 175 pieces. It was released in 2025 as part of the LEGO LEGO Exclusive theme.

How can I find missing parts for LEGO set 40231-1?

On BrickMissing you can check which parts from the LEGO LEGO Design Seminar Set 2025 (40231-1) you already own. Add your LEGO collection and we'll show exactly which of the 175 pieces you're missing and which you already have.

Can I build the LEGO LEGO Design Seminar Set 2025 with parts I already have?

Use BrickMissing's free parts checker to find out. Add LEGO sets you own to your collection and we'll cross-reference all 175 parts to show your buildability percentage and which specific pieces you still need.

What theme is the LEGO LEGO Design Seminar Set 2025 from?

The LEGO LEGO Design Seminar Set 2025 (40231-1) belongs to the LEGO LEGO Exclusive theme. You can browse all LEGO Exclusive sets on BrickMissing to find more sets from this theme.

LEGO Design Seminar Set 2025

40231-1 LEGO Exclusive 2025 175 parts 10.2% catalog rarity Easy

LEGO Design Seminar Set 2025 (40231-1) is a LEGO set with a listed count of 175 parts. Available inventory data is shown below.

40231-1

3D build progress

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Parts Inventory

🧱 175 parts

Showing the first 12 rows of the parts list (175 pieces in total). The full list loads automatically.

Color	Qty	LEGO price each
Blue	4×	€0,06 View at LEGO → View
Dark Azure	4×	€0,06 View at LEGO → View
Black	2×	€0,06 View at LEGO → View
Black	8×	€0,22 View at LEGO → View
Black	7×	€0,16 View at LEGO → View
Dark Azure	8×	€0,10 View at LEGO → View
Blue	7×	€0,10 View at LEGO → View
Black	1×	€0,12 View at LEGO → View
Opal Trans-Dark Pink	1×	€0,19 View at LEGO → View
Blue	4×	€0,07 View at LEGO → View
Dark Azure	4×	€0,07 View at LEGO → View
Red	1×	€0,13 View at LEGO → View

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Catalog rarity

How common are the parts in LEGO Design Seminar Set 2025?

10.2%Moderate rarity

more commonless common

6 of 59 recorded part+color combinations appear in 3 or fewer sets in our catalog. This does not measure replacement availability or price.

Theme average

3.3%

All sets

6.7%

Least common in our catalog

Minifig Head · Medium Lavender · only this set in our catalogTorso, White 'LEGO DESIGN' print, Dark P… · Dark Purple · only this set in our catalogTorso Shirt, Patch Pocket Print, Red Arm… · Red · only this set in our catalog

How we calculate this →