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Lowest price: €399,99 Retailers: 5

Compare 5 retailers.

Retailer prices for 10366 are sorted by the latest lowest price.

Retailer prices
# Retailer Stock Shipping Last seen Discount Total
01
In stock
Unknown shipping
31 May updated
-11%
€399,99 €449,99
02
In stock
Unknown shipping
1 Jun updated
-
€449,99
03
In stock
Unknown shipping
31 May updated
-
€449,99
04
In stock
Unknown shipping
31 May updated
-
€489,95 €449,99
05
In stock
Unknown shipping
31 May updated
-
€499,99 €449,99
5 retailers compared

Price history 10366

Full price history at a glance.

We check Dutch retailers every day. This graph shows the full daily-low price series we have for this set.

Lowest yet
€399,00
15 Apr 2026 · Bol.com
Peak price
€597,05
14 Jan 2026 · BricksDirect
Average
€460,92
2% above RRP
RRP
€449,99
reference price

Daily lowest price tracked across 8 Dutch retailers. The dotted line marks LEGO's recommended retail price.

Source: daily measurement at 8 Dutch retailers, 15 Dec 2025 – 1 Jun 2026. RRP via LEGO.com.

Last 12 price points for LEGO 10366 Tropical Aquarium
Date Price Retailer Stock
€449,99 LEGO.com In stock
€489,95 SpeelGoedNL In stock
€499,99 BRICKshop In stock
€449,99 Playtoday In stock
€399,99 Jan's Steen In stock
€449,99 LEGO.com In stock
€489,95 SpeelGoedNL In stock
€499,99 BRICKshop In stock
€449,99 Playtoday In stock
€399,99 Jan's Steen In stock
€449,99 LEGO.com In stock
€489,95 SpeelGoedNL In stock
- BricksDeal Forecast Beta

Price will likely hold steady.

Calibrated forecast based on historical pricing, seasonal patterns and retailer behavior. Tuned conservatively: rather cautious than optimistic.

Drop likelihood Next 60 days
28%
Low · ±6%

Low likelihood of further drops. Current price is near the all-time low.

Expected low €387,99 within 60 days
Vs. today -€12,00 3% saving
Buy now anyway

Projected price path

Actual price Predicted path 80% interval
60-day window Model v1 · 301 historic points
Price position +++
Still has room
We compare current price against RRP and lowest tracked price.
Retailer pressure ++
5 retailers compared
More retailers usually means more competition on the lowest price.
Stock +
5 in stock
Availability lowers the chance of a scarcity premium.
History base
301 points
The v1 migration uses this as a transparent baseline.
Based on 301 price points · 5 retailers · transparent baseline How this model works

About this set

How LEGO 10366 compares to RRP and history.

For LEGO Tropical Aquarium (10366), we track 5 retailers in the Netherlands, with 5 currently in stock. The current lowest price is €399,99. Use price history and stock data to judge whether this is a good time to buy.

Dive into an immersive project with the LEGO® Icons Tropical Aquarium (10366) fish tank decor building set for adults. Craft a detailed LEGO interpretation of a vibrant underwater world, teeming with life and striking colours. Arrange each feature for the perfect look and display your creation in the home or workplace for all to enjoy. This home decor aquarium comes with fun functions. Rotate the dials and cranks to animate a swimming fish, swaying coral, a crab emerging from an underwater cave and an opening treasure chest. The aquarium includes 4 model fish and comes with a variety of plants and coral, seaworms and an oyster shell containing a pearl, plus LEGO sea snails and air bubbles. Discover a space for relaxation with the inspiring range of LEGO creative building sets for adults. The LEGO Builder app features a digital version of the building instructions included with this DIY craft kit. Set includes 4,154 pieces.

Frequently asked questions

Quick answers about price, stock and set data.

What is the lowest price for Tropical Aquarium?
The lowest current price we show is €399,99.
Has LEGO 10366 ever been cheaper?
The lowest historical price was €399,00 on 15 Apr 2026 at Bol.com.
How many pieces does LEGO 10366 have?
This set has 4,154 pieces.
What year is this set from?
LEGO 10366 was released in 2025.
What is the RRP for LEGO 10366?
LEGO's recommended retail price is €449,99.
What is the recommended age for LEGO 10366?
LEGO recommends ages 18+ for this set.
Is LEGO 10366 still available?
Yes, this set is currently available at 5 retailers.
Which retailers do you compare?
We currently compare 5 retailer prices for this set.
How often do you update prices?
We check prices multiple times per day at every tracked retailer and publish the most recent value on this page.