LEGO Sea Animals (31158-1)
The Sea Animals (31158-1) is a LEGO Creator set that was released in February 2024 and retired in December 2025 with a shelf life of 1 year and 10 months 30 days.
This LEGO set has 421 pieces and had a RRP of $29.99 (£24.99 / 29.99€) which equates to a price per piece of 0.07c (0.06p / 0.07€). Since it retired it has gone down in value by -22.3% and now has a value of $23.29 based on average sale price over the last 6 months.
Price over time
View price history table
| Month | Avg Price | Sales |
|---|---|---|
| Mar 24 | $31.51 | 5 |
| Apr 24 | $31.51 | 2 |
| May 24 | $31.51 | 0 |
| Jun 24 | $31.51 | 0 |
| Jul 24 | $31.51 | 0 |
| Aug 24 | $31.51 | 0 |
| Sep 24 | $31.51 | 0 |
| Oct 24 | $31.51 | 0 |
| Nov 24 | $31.51 | 0 |
| Dec 24 | $31.51 | 1 |
| Jan 25 | $29.76 | 0 |
| Feb 25 | $28.01 | 0 |
| Mar 25 | $26.26 | 0 |
| Apr 25 | $28.01 | 1 |
| May 25 | $28.01 | 0 |
| Jun 25 | $28.01 | 0 |
| Jul 25 | $28.01 | 0 |
| Aug 25 | $28.01 | 2 |
| Sep 25 | $29.76 | 0 |
| Oct 25 | $29.76 | 14 |
| Nov 25 | $35.02 | 5 |
| Dec 25 | $28.01 | 5 |
| Jan 26 | $36.77 | 4 |
| Feb 26 | $24.51 | 2 |
Minifigures
This set contains 0 minifigures.
Monthly sales
We have recorded 41 sales of the Sea Animals set since Mar 24. The chart below shows the number of recorded sales per month, which can help indicate the popularity and availability of this set on the secondary market.
My collection
Set details
Name: Sea Animals
Theme: Creator
Set number: 31158-1
Status: Retired
Retired for: 5 months
Pieces: 421
Minifigures: 0
Feb 1, 2024
Feb 1, 2024
Feb 1, 2024
Feb 1, 2024
Dec 31, 2025
Dec 31, 2025
Dec 31, 2025
Dec 31, 2025
Shelf life: 1 year, 11 months
$29.99
£24.99
29.99€
0.071c
0.059p
0.071€
Set value
Confidence: High
Current value: $23.29
Increase from RRP: -22.3%
Yearly ROI: -22.3%
Set colors
The Sea Animals has 421 pieces and is ranked 2821 on the list of biggest LEGO sets ever made.
The most common colour in this set is Tan
The most common part in this set is Slope, Curved 2 x 1 x 2/3
Stats
Frequently Asked Questions
How much is the LEGO Sea Animals (31158-1) worth?
The LEGO Sea Animals is currently worth $23.29 based on the average sale price over the last 6 months. The original retail price was $29.99.
How many pieces are in the LEGO Sea Animals?
The LEGO Sea Animals (31158-1) contains 421 pieces, making it the 2821st biggest LEGO set ever made.
Is the LEGO Sea Animals retired?
Yes, the LEGO Sea Animals has been retired. It was retired in December 2025 and is no longer available from LEGO directly. You can find it on the secondary market through sites like BrickLink and eBay.
When was the LEGO Sea Animals released?
The LEGO Sea Animals (31158-1) was released in February 2024 as part of the Creator theme.
Is the LEGO Sea Animals a good investment?
Since retirement, the LEGO Sea Animals has decreased in value by 22.3% from its original retail price.
Price data last updated: Feb 26
