Gem-Knight Master Diamond
Battles of Legend: Monster Mayhem (2025), Yu-Gi-Oh!, BLMM-EN143, Ultra Rare
Printing: 1st Edition · Near Mint
$0.20
TCGplayer market price (an average of recent sales)
As of Oct 25 (today). Unchanged since Oct 20.
Change
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Related cards
Price trend
Oct 17 $0.19 → Oct 24, 2026 $0.20 +5.3%
Sep 24 $0.16 → Oct 24, 2026 $0.20 +25.0%
Jul 26 $0.23 → Oct 24, 2026 $0.20 −13.0%
Oct 24, 2025 $0.14 → Oct 24, 2026 $0.20 +42.9%
Jun 13, 2025 $0.16 → Oct 24, 2026 $0.20 +25.0%
Record
Price history Jun 13, 2025 to Oct 24, 2026
Price changes, last 30 days
| Date | Price | Change | |
|---|---|---|---|
| Oct 8 | $0.17 → $0.19 | +11.8% | Show on chart |
| Oct 11 | $0.19 → $0.18 | −5.3% | Show on chart |
| Oct 12 | $0.18 → $0.21 | +16.7% | Show on chart |
| Oct 16 | $0.21 → $0.20 | −4.8% | Show on chart |
| Oct 17 | $0.20 → $0.19 | −5.0% | Show on chart |
| Oct 20 | $0.19 → $0.20 | +5.3% | Show on chart |
Latest 6 of 11.
Vs its set
Over the 90 days to Oct 24, 2026: this card −13.0%; the median other printing in Battles of Legend: Monster Mayhem 0.0% (201 other printings). 188 of those 201 changed price, but no more than half rose and no more than half fell, so the middle change is 0%.
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Live market
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Newest TCGplayer value: Oct 25, 2026. Prices in USD. Card names and images © their respective publishers. See how these prices are made.