LEGO Hydronaut 1 Minifigure (aqu009)
Hydronaut 1 is a LEGO minifigure that appeared in the Crystal Detector and Crystal Detector sets.
This minifigure currently has a value of $9.35 based on the average of recorded monthly new-condition values from 1 May 2026 to 7 November 2026.
Price over time
View price history table
The table shows recorded monthly data only. The chart may include estimates for gaps in used-condition prices.
| Month | New Price | Used Price | New Sales |
|---|---|---|---|
| August 2022 | - | $2.67 | 0 |
| September 2022 | - | $4.01 | 0 |
| October 2022 | - | $4.01 | 0 |
| November 2022 | - | $4.01 | 0 |
| December 2022 | $2.67 | $2.67 | 1 |
| January 2023 | $4.01 | $4.01 | 0 |
| February 2023 | $5.34 | $4.01 | 0 |
| March 2023 | $6.68 | $4.01 | 1 |
| April 2023 | $6.68 | $4.01 | 0 |
| May 2023 | $6.68 | $2.67 | 0 |
| June 2023 | $6.68 | $4.01 | 0 |
| July 2023 | $6.68 | $4.01 | 0 |
| August 2023 | $6.68 | $4.01 | 0 |
| September 2023 | $6.68 | $4.01 | 0 |
| October 2023 | $6.68 | $4.01 | 0 |
| November 2023 | $6.68 | $4.01 | 0 |
| December 2023 | $6.68 | $6.68 | 0 |
| January 2024 | $6.68 | $4.01 | 0 |
| February 2024 | $6.68 | $4.01 | 0 |
| March 2024 | $6.68 | $2.67 | 0 |
| April 2024 | $9.35 | $2.67 | 1 |
| May 2024 | $9.35 | $8.01 | 0 |
| June 2024 | $9.35 | $4.01 | 0 |
| July 2024 | $2.67 | $2.67 | 0 |
| August 2024 | $2.67 | $2.67 | 0 |
| September 2024 | $2.67 | $2.67 | 0 |
| October 2024 | $2.67 | $4.01 | 0 |
| November 2024 | $2.67 | $5.34 | 0 |
| December 2024 | $2.67 | $4.01 | 0 |
| January 2025 | $21.37 | $6.68 | 1 |
| February 2025 | $4.01 | $4.01 | 0 |
| March 2025 | $5.34 | $5.34 | 0 |
| April 2025 | $6.68 | $4.01 | 0 |
| May 2025 | $6.68 | $4.01 | 0 |
| June 2025 | $6.68 | $2.67 | 0 |
| July 2025 | $6.68 | $5.34 | 0 |
| August 2025 | $6.68 | $4.01 | 0 |
| September 2025 | $6.68 | $5.34 | 0 |
| October 2025 | $4.01 | $4.01 | 1 |
| November 2025 | $6.68 | $4.01 | 0 |
| December 2025 | $6.68 | $4.01 | 0 |
| January 2026 | $6.68 | $5.34 | 0 |
| February 2026 | $6.68 | $5.34 | 0 |
| March 2026 | $6.68 | $4.01 | 0 |
| April 2026 | $6.68 | $2.67 | 0 |
| May 2026 | $9.35 | $4.01 | 0 |
| June 2026 | $9.35 | $4.01 | 0 |
| July 2026 | $9.35 | $4.01 | 0 |
| August 2026 | $16.03 | $5.34 | 1 |
| September 2026 | $9.35 | $2.67 | 3 |
| October 2026 | $2.67 | $2.67 | 0 |
On average this minifigure is worth 34.0% less in a used condition than in a new condition.
Monthly sales
There have been 8 confirmed sales of the Hydronaut 1 minifigure in the last 6 months. Of these 8 sales, 4 have been in a new condition and 4 have been in a used condition
Hydronaut 1 minifigures
There are currently 1 other LEGO minifigures of Hydronaut 1.
My collection
Minifigure details
Name: Hydronaut 1
Theme: Aquazone
Sub Theme: Hydronauts
Appears in: 2 sets
Bricklink code: aqu009
Minifigure value
Confidence: High
Current value: $9.35
Stats
Frequently Asked Questions
How much is the LEGO Hydronaut 1 minifigure worth?
The LEGO Hydronaut 1 minifigure is currently worth $9.35 based on the average of recorded monthly new-condition values from 1 May 2026 to 7 November 2026.
How many sets does the LEGO Hydronaut 1 minifigure appear in?
The LEGO Hydronaut 1 minifigure appears in 2 sets.
How valuable is the LEGO Hydronaut 1 minifigure?
The LEGO Hydronaut 1 minifigure is the 5831st most valuable LEGO minifigure overall and the 6th most valuable Aquazone minifigure.
How many versions of LEGO Hydronaut 1 are there?
There are 2 different LEGO minifigure versions of Hydronaut 1, including this one.
What is the difference in price between new and used condition?
On average, the LEGO Hydronaut 1 minifigure is worth 34.0% less in a used condition than in a new condition.
Latest recorded sales month: Oct 26