Gem-Knight Master Diamond Yu-Gi-Oh! card

Set: Hidden Arsenal 7: Knight of Stars
Number: HA07-EN059
Rarity: Secret Rare
Attribute: EARTH
Monster Type: Rock
Card Type: Fusion/Effect Monster
Attack: 2900
Defense: 2500

Gem-Knight Master Diamond HA07-EN059 price

$0.91 TCGplayer market

7d — · 30d —

5 in-stock listings worldwide

Cheapest in United States

$0.60

at TCGplayer

Buy →

Unlimited: $0.911st Edition: $1.22

Compare prices

Prices checked 2026-10-27

ebay

No matching Buy It Now listing on our last check.

All eBay listings →

Store	Details	Price	Buy
TCGplayerCheapestShown first	Lowest listing	$0.60	Buy
Larry's Game Store	1st Edition	$1.10	Buy

Price history

Price history starts building from the first daily import — check back in a few days.

Is Gem-Knight Master Diamond worth it?

Gem-Knight Master Diamond sells for about $0.91 on TCGplayer. The cheapest in-stock listing we track is $0.60. Prices from 515 stores, TCGplayer and eBay are checked every day.

More from Hidden Arsenal 7: Knight of Stars

Constellar Ptolemy M7

Hidden Arsenal 7: Knight of Stars · HA07-EN062

$11.62

13 stores · 4 in stock

Evilswarm Ophion

Hidden Arsenal 7: Knight of Stars · HA07-EN064

$6.01

13 stores · 6 in stock

Evilswarm Ouroboros

Hidden Arsenal 7: Knight of Stars · HA07-EN065

$5.86

13 stores · 7 in stock

Daigusto Emeral

Hidden Arsenal 7: Knight of Stars · HA07-EN020

$5.17

16 stores · 8 in stock

Lavalval Chain

Hidden Arsenal 7: Knight of Stars · HA07-EN019

$4.75

9 stores · 4 in stock

Sophia, Goddess of Rebirth

Hidden Arsenal 7: Knight of Stars · HA07-EN055

$4.45

11 stores · 7 in stock