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Gem-Knight Aquamarine card prices and values
There are 4 Gem-Knight Aquamarine cards and versions in our Yu-Gi-Oh price list. The most valuable is Gem-Knight Aquamarine DT05-EN035 from Duel Terminal 5 at about $2.23 ungraded, and the highest PSA 10 value is Gem-Knight Aquamarine from Duel Terminal 5 at about $74.76. Prices updated September 23, 2026.
| Card | Raw | PSA 9 | PSA 10 |
|---|---|---|---|
 Gem-Knight Aquamarine DT05-EN035Duel Terminal 5 · Limited | $2.23 | $11.43 | $74.76 |
 Gem-Knight Aquamarine HA05-EN020Hidden Arsenal 5: Steelswarm Invasion · 1st Edition | $1.52 | $9.00 | $58.13 |
| Gem-Knight Aquamarine HA05-EN020Hidden Arsenal 5: Steelswarm Invasion · Unlimited | $0.87 | — | — |
 Gem-Knight Aquamarine BLMM-EN137Battles of Legend: Monster Mayhem · 1st Edition | $0.18 | $6.00 | $31.11 |
Sorted by ungraded price. Raw prices: TCGplayer market price. Graded values: PriceCharting. A dash means we do not show a graded value for that card. This is a guide, not financial advice.
Questions
Gem-Knight Aquamarine card questions
What is the most valuable Gem-Knight Aquamarine card?
Gem-Knight Aquamarine DT05-EN035 from Duel Terminal 5 (Limited) at about $2.23 ungraded. The highest graded value is Gem-Knight Aquamarine from Duel Terminal 5 at about $74.76 as a PSA 10.
How much is a Gem-Knight Aquamarine card worth?
It depends on the exact card and version. Gem-Knight Aquamarine cards in our list run from $0.18 to $2.23 ungraded. Find your card by its number in the table, then open it for the full prices.