How many pieces are in the LEGO Design Seminar Set 2025?

LEGO Design Seminar Set 2025 contains 175 pieces.

When was the LEGO Design Seminar Set 2025 released?

LEGO Design Seminar Set 2025 was released in 2025.

🏛 LEGO Exclusive

Set #40231

LEGO Design Seminar Set 2025

The LEGO Design Seminar Set 2025 is a delightful celebration of LEGO creativity.

Before you buy

Who it's for: Beginner build LEGO fans of all ages who appreciate creative design and exclusive sets
Build: 175 pieces · about 1.5 hours Build time is an estimate.
Availability: Current release

★★★★☆ 4.2 AI-generated review score, not a customer rating

Fans appreciate the set's unique theme and exclusive minifigures. Some find the piece count low for the price, but the overall design and display appeal are well-received.

Check price on eBay

📝 Our Take

AI-assisted editorial summary, grounded in our LEGO database and public community discussions. How we use AI

The LEGO Design Seminar Set 2025 is a delightful celebration of LEGO creativity. This exclusive set offers a glimpse into the design process, making it both a fun build and a unique collectible.

This set is perfect for LEGO enthusiasts of all ages. The build is relatively quick and enjoyable, making it great for both beginners and experienced builders looking for a charming display piece.

Skip this if you are looking for complex building techniques or a large-scale project. Consider the LEGO Architecture series for more challenging builds with intricate details.

✨ New

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What is the significance of the color choices in this set? How does this set compare to other exclusive LEGO sets in terms of value? What are some creative ways to display this set? How does this set capture the essence of LEGO design?

🧱 Building Experience

AI-assisted build estimate, grounded in our LEGO database and public community discussions. How we use AI

🧩

175

Pieces

⏱

1.5h

Estimated Build Time

📊

Beginner

Difficulty

Build Highlights:

Creative use of wedge plates to create interesting shapes
Incorporates a variety of building techniques for a compact model
Features a unique color palette with Dark Azure and Blue
Designed to be a great display piece for any LEGO collection

📈 Investment Analysis

AI-assisted investment analysis, grounded in our LEGO database and public community discussions. How we use AI

Not enough price history for a trend

B+

Investment Grade

⏳ Current release

The LEGO Design Seminar Set 2025, being an exclusive set, holds reasonable investment potential. Its limited availability and unique theme contribute to its desirability among collectors. While the piece count is relatively low, the set's exclusivity and the potential for appreciation due to its niche appeal make it a worthwhile consideration for investors. However, monitor the secondary market to assess demand and price trends.

Not Financial Advice: Content is for educational purposes only. Past performance doesn't guarantee future results. Full disclaimer

⚖ Compare Similar Sets

Houses of the World 1

LEGO Exclusive • 335 pcs

$29.99

Tribute to LEGO House

LEGO Exclusive • 583 pcs

Compared to similar small exclusive sets, the Design Seminar Set offers a unique glimpse into the LEGO design process. While sets like 40583-1 (Houses of the World 1) offer more pieces, this set's focus on design principles and its unique color scheme make it a standout choice for collectors. It strikes a balance between display appeal and creative building experience.

3 Minifigures Included

Dark Purple Torso, Sand Blue Legs, Reddish Brown Hair

4 parts

B+

Red Torso, Black Legs, Black Hat

4 parts

Medium Lavender Suit, Trans-Pink Hair

4 parts

The set includes three unique minifigures, each with distinct torsos and hairpieces, adding to the set's collectible value. The Medium Lavender Suit minifigure with Trans-Pink Hair is particularly notable.

📦 Parts Inventory

Piece count: 175
Parts cataloged in this inventory: 41 unique parts, 163 pieces
Minifigures: 3

The piece count includes the 12 parts inside the set's minifigures, which this inventory lists separately. Spare parts are counted in neither figure.

Missing a piece? Check this set piece by piece, with look-alike colors flagged and element IDs for replacements.

Brick Curved 2 x ...

Part #: 11477 4× Blue

Brick Curved 2 x ...

Part #: 11477 4× Dark Azure

Plate Special 1 x...

Part #: 15573 2× Black

Wedge Plate 4 Stu...

Part #: 15706 8× Black

Brick Sloped Inve...

Part #: 2310 7× Black

Wedge Plate 2 x 2...

Part #: 24299 8× Dark Azure

Wedge Plate 2 x 2...

Part #: 24299 7× Blue

Tile 1 x 4 with G...

Part #: 2431 1× Black

Plant, Fern 2 x 3...

Part #: 2682 1× Opal Trans-Dark Pink

Brick Wedged, Cur...

Part #: 29120 4× Blue

Brick Wedged, Cur...

Part #: 29120 4× Dark Azure

Brick 2 x 2

Part #: 3003 1× Red

Plate 2 x 4

Part #: 3020 7× Black

Plate 2 x 3

Part #: 3021 2× Black

Plate 2 x 2

Part #: 3022 1× Black

Plate 1 x 2

Part #: 3023 4× Blue

Plate 1 x 2

Part #: 3023 4× Dark Azure

Brick Round 1 x 1...

Part #: 3062b 5× Trans-Clear

Tile 2 x 2 with G...

Part #: 3068b 2× Black

Tile 1 x 2 with G...

Part #: 3069b 1× Blue

Tile 1 x 1 with G...

Part #: 3070b 2× Black

Plate 1 x 8

Part #: 3460 2× Blue

Plate 1 x 6

Part #: 3666 2× Medium Azure

Hinge Brick 1 x 2...

Part #: 3937 1× Black

Plate Special 1 x...

Part #: 4081b 1× Black

Plate 8 x 8

Part #: 41539 2× Black

Wedge Plate 3 x 2...

Part #: 43722 10× Blue

Wedge Plate 3 x 2...

Part #: 43722 12× Dark Azure

Plate Special 1 x...

Part #: 44861 2× Black

Panel 1 x 2 x 1 [...

Part #: 4865b 1× Black

Animal, Bird, Duc...

Part #: 49661pr0001 1× Yellow

Plate Special 2 x...

Part #: 5066 1× Black

Tile 1 x 2 with S...

Part #: 5091 4× Blue

Tile 1 x 2 with S...

Part #: 5091 4× Dark Azure

Plate Round 4 x 4...

Part #: 60474 1× Black

Brick Curved 2 x ...

Part #: 6081 4× Black

Brick Curved 1 x ...

Part #: 6091 8× Black

Hinge Brick 2 x 2...

Part #: 6134 2× Black

Turntable 4 x 4 S...

Part #: 61485 1× Black

Tile 1 x 3

Part #: 63864 4× Black

Bar, Angled with ...

Part #: 65578 6× Trans-Clear

Brick Round, Curv...

Part #: 67810 4× Black

Plate Round 1 x 1...

Part #: 85861 1× Trans-Light Blue

Brick Sloped 30° ...

Part #: 85984 3× Black

Tile 2 x 4 with G...

Part #: 87079 1× Black

Brick Round 4 x 4...

Part #: 87081 1× Black

Plate Special 2 x...

Part #: 87580 5× Black

The set features a good selection of wedge plates in Dark Azure and Blue, which are useful for creating smooth, angled designs. The inclusion of Trans-Clear Bar, Angled with 1 x 1 Round Plate / Stud on End adds versatility for detailing.