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  5. Hidden Arsenal 5: Steelswarm Invasion
  6. Gem-Knight Alexandrite

Yu-Gi-Oh! · Hidden Arsenal 5: Steelswarm Invasion · #HA05-EN004 · Secret Rare

Gem-Knight Alexandrite

Yu-Gi-Oh! card price for Gem-Knight Alexandrite: $0.60 market, from $0.20 at the cheapest listing, 1st Edition printing, updated Oct 19, 2026. Full price history since Feb 8, 2024 below.

Market price · 1st Edition · Oct 19, 2026
$0.60
+5.3% this week · +9.1% in 30 days
Buy on eBay →
1 day0.0%
7 days+5.3%
30 days+9.1%
90 days−4.8%
1 year−38.1%
All time−49.6%

Sellers right now

$0.20lowest listing$19.77highest
Market price$0.60
Mid listing$0.75
30-day avg$0.55

Market price is what a near-mint copy actually sold for. The cheapest listing is what a seller asks today — on thin markets the two differ a lot.

Where to buy

TCGplayer$0.60

One year

$0.5352-week low$1.0152-week high
In the range15%
All-time low$0.53
All-time high$1.25
First priceFeb 8, 2024
1st Edition · market price
$0.52$0.57$0.61$0.65
$0.60
Jul 21Aug 20Sep 19Oct 19
TCGplayer market price · via tcgcsvtcgrate.com

Price story

Our price record for Gem-Knight Alexandrite begins in February 2024 at $1.19; the market price today is $0.60, down 49.6% since then. In the last year the price changed −38.1% and ranged from $0.53 to $1.01, and it now trades near the bottom of that range. The highest price we have recorded is $1.25, 108% above today. Listings currently start at $0.20; over the last 30 days the market price averaged $0.55.

Printings

PrintingMarketLowHigh7d
1st Edition$0.60$0.20$19.77+5.3%

The card in play

ATK1800
DEF1200
Card type
Effect Monster
Attribute
EARTH
Monster type
Rock
Card text

You can Tribute this card to Special Summon 1 "Gem-Knight" Normal Monster from your Deck.

Other printings of Gem-Knight Alexandrite

2 more · $0.18 – $1.49
All printings
Gem-Knight Alexandrite (DT05-EN019), Duel Terminal 5 — Yu-Gi-Oh! card price 0.0% 7d Gem-Knight Alexandrite Duel Terminal 5 · #DT05-EN019 $1.49 Gem-Knight Alexandrite (BLMM-EN107), Battles of Legend: Monster Mayhem — Yu-Gi-Oh! card price +5.9% 7d Gem-Knight Alexandrite Battles of Legend: Monster Mayhem · #BLMM-EN107 $0.18

Also in Hidden Arsenal 5: Steelswarm Invasion

most valuable
Full set
Brionac, Dragon of the Ice Barrier (H5SE-EN001), Hidden Arsenal 5: Steelswarm Invasion — Yu-Gi-Oh! card price 0.0% 7d Brionac, Dragon of the Ice Barrier Hidden Arsenal 5: Steelswarm Invasion · #H5SE-EN001 $17.70 Gem-Armadillo (HA05-EN005), Hidden Arsenal 5: Steelswarm Invasion — Yu-Gi-Oh! card price −1.6% 7d Gem-Armadillo Hidden Arsenal 5: Steelswarm Invasion · #HA05-EN005 $4.25 Caam, Serenity of Gusto (HA05-EN041), Hidden Arsenal 5: Steelswarm Invasion — Yu-Gi-Oh! card price 0.0% 7d Caam, Serenity of Gusto Hidden Arsenal 5: Steelswarm Invasion · #HA05-EN041 $2.73 Vylon Epsilon (HA05-EN025), Hidden Arsenal 5: Steelswarm Invasion — Yu-Gi-Oh! card price 0.0% 7d Vylon Epsilon Hidden Arsenal 5: Steelswarm Invasion · #HA05-EN025 $2.10 Gem-Knight Garnet (HA05-EN001), Hidden Arsenal 5: Steelswarm Invasion — Yu-Gi-Oh! card price 0.0% 7d Gem-Knight Garnet Hidden Arsenal 5: Steelswarm Invasion · #HA05-EN001 $2.00