Yu-Gi-Oh! · Hidden Arsenal 5Secret Rare
Gem-Knight Aquamarine HA05-EN020
Gem-Knight Aquamarine from Hidden Arsenal 5 (Yu-Gi-Oh!). Daily Cardmarket market price.
NumberHA05-EN020
RaritySecret Rare
LanguageEnglish
ReleasedDec 1, 2011
Illustrator—
Market price · Normal Well below usual
€1.06
▼ -44.8% vs 30-day avg
Lowest€0.05
7-day avg€1.39
30-day avg€1.92
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€
Price source: Cardmarket public price guide · updated Nov 3, 2026
Prices by variant
| Variant | Trend | Lowest | 30-day avg |
|---|---|---|---|
| Normal | €1.06 | €0.05 | €1.92 |
| Foil | €0.12 | — | €0.38 |
Price history
Days before Oct 30, 2026 are estimated from Cardmarket averages (30, 7 and 1 day); from then on — our daily readings.
Card details
- Name
- Gem-Knight Aquamarine
- ID
- cm:252059
Card value FAQ
How much is Gem-Knight Aquamarine HA05-EN020 worth?
Gem-Knight Aquamarine HA05-EN020 from Hidden Arsenal 5 is currently worth €1.06 (Cardmarket trend, Normal variant, Nov 3, 2026). Listings start at €0.05. 30-day average: €1.92.
Which version of Gem-Knight Aquamarine is the most valuable?
Of its 2 variants, Normal is valued highest at €1.06.
Is Gem-Knight Aquamarine HA05-EN020 going up in value?
Compared with the 30-day average, the price is down 44.8%. The chart above shows the daily price history, and you can set a price-drop alert.
