Pokémon Japan · Undone Seal (2004)
Updated: November 3, 2026
See eBay listings ›Got Regirock ex 055/083? Snap a photo and CardFolio's AI estimates the PSA grade yours would get and what it's worth in its real condition. Your first analysis is free when you sign up (app in Spanish).
Get a free AI grade Price drop alert (paid plan)Regirock ex 055/083 from Undone Seal (2004) is worth $603.06 raw (ungraded), based on real sales. It is the #1 most valuable of the 25 Undone Seal cards we track.
Buy · eBay
Each grade with its price. Tap it to see its eBay listings.
Looking for listings of this card…
Live listing prices · affiliate links
Free
€0
Pro
€3.99/month
Max
€9.99/month
Try it free for 7 days on the web if you've never had a plan: card required, cancel anytime and pay nothing; one trial per person. During the trial you get 3 AI analyses and 1 fake check. VAT included. No commitment: cancel your plan anytime.
Full card list of Undone Seal ›
Ninetales ex 018/083$450.79
Heracross 009/083$50.09
Kyogre ex 039/083$40.19
Milotic 025/083$40.18
Wigglytuff ex 058/083$40.07
Ninetales 017/083$30.16
Claydol 045/083$20.03
Pinsir 006/083$15.08
Regirock ex 002/PLAYPLAY Promotional cards$107.48PSA 10 $961.98
Regirock EX 175 171The Best of XY$72.87PSA 10 $285.11
Regirock EX 011/048Extra Regulation Box$4.06
Regirock ex 115 098The Glory of Team Rocket$3.56PSA 10 $21.03
Regirock EX 003/019Zygarde-EX Perfect Battle Deck$3.52
Regirock V 005/024Fighting Starter Set V$2.52
Regirock 049/096Sky-Splitting Charisma$1.99
Regirock ex 374/742Start Deck 100 Battle Collection$1.30
Yamask 003/016Team Plasma Battle Gift Set$5.01
Yamask 026/051Spiral Force$5.01PSA 10 $32.53
Yanmega E4 004/018Infernape vs Gallade SP Deck Kit (Gallade)$5.01
Zorua 073/171The Best of XY$5.01PSA 10 $121.70
Zygarde EX 009/019Zygarde-EX Perfect Battle Deck$5.01PSA 10 $62.92AAdventurers Discovery 018/022Inteleon VMAX High-Class Deck$5.00BBosss Orders 020/020Darkrai Starter Set VSTAR$5.00BBosss Orders 020/020Mewtwo ex Terastal Starter Set$5.00Ranking: most expensive Pokémon Japan cards ›
For blogs, forums and shops: copy the code and the badge will always show the current price.