Card lookup
Card details and today's market value in £ for any printing.
Gem-Knight Master Diamond
Any printing
Standard · near mint · price guides converted at the ECB rate of 2026-10-02
- Type
- Fusion Effect Monster
- Attribute
- EARTH
- Race
- Rock
- Level
- 9
- ATK/DEF
- 2900/2500
- Archetype
- Gem-
- Source
- View on source site ↗
Market value (£)
Standard
- Cardmarket, cheapest printing £0.13 0.15 EUR
- TCGplayer, cheapest printing £0.14 0.18 USD
Yu-Gi-Oh! values are for the cheapest printing — rare printings are worth more.
Add to collection
Sign in to keep track of the cards you own and what they're worth.
Sign in Create account🎯 Want this card?
Sign in to get an alert when this card is listed below your price.
🏅 Graded values & "worth grading?"
Price history
We record this card's value every day from now on, so a chart appears here from tomorrow.
Card text
3 "Gem-Knight" monsters Must first be Fusion Summoned. This card gains 100 ATK for each "Gem-" monster in your Graveyard. Once per turn: You can banish 1 Level 7 or lower "Gem-Knight" Fusion Monster from your Graveyard; until the End Phase, this card's name becomes that monster's, and replace this effect with that monster's original effects.
Buy this card elsewhere
Opens each shop's own search — prices and stock are on their site.7 printings
- BLMM-EN143 — Battles of Legend: Monster Mayhem (Ultra Rare)
- DT07-EN083 — Duel Terminal 7b (Duel Terminal Ultra Parallel Rare)
- HA07-EN059 — Hidden Arsenal 7: Knight of Stars (Secret Rare)
- RA04-EN178 — Quarter Century Stampede (Platinum Secret Rare)
- RA04-EN178 — Quarter Century Stampede (Quarter Century Secret Rare)
- SP15-EN030 — Star Pack ARC-V (Common)
- SP15-EN030 — Star Pack ARC-V (Shatterfoil Rare)