Yu-Gi-Oh! · Duel Terminal 7

Gem-Knight Master Diamond

French name: Maître Diamant, Chevalier-Gemmes

DT07-EN083Duel Terminal Ultra Parallel Rare

Gem-Knight Master Diamond (Duel Terminal 7 DT07-EN083) has a market price of US$15.15 as of Nov 10, 2026.

Sell this card

Price guide

The market price on TCGplayer, in US dollars: a guide, not an offer.

Market price

LimitedUS$15.15Low US$10.72

As of Nov 10, 2026 · The market price is TCGplayer’s, in US dollars. It is a guide, not an offer.

Card details

Type: Fusion Monster
Level: 9
Attribute: EARTH
Monster type: Rock
Archetype: Gem-
ATK: 2,900
DEF: 2,500

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 and original effect become the same as that banished monster's.

About this card

Gem-Knight Master Diamond is card DT07-EN083 in Duel Terminal 7, a Yu-Gi-Oh! set released Sep 28, 2012. Rarity: Duel Terminal Ultra Parallel Rare. Finishes: Limited. Reference market price on Nov 10, 2026: US$15.15. The Limited price did not change over the last 30 days. Source: TCGplayer market data via tcgcsv.com, updated daily. A reference price is not an offer.