Japanese Game Boy Promos 2001 (GB1) carries a total slabbed market cap of $15.3M as of Nov 14, 2026. TCGBerg tracks a fair value for 15 card and grade combinations in the set.
Not enough trailing history yet. Japanese Game Boy Promos 2001 entered coverage on Oct 22, 2026; 30-day movers populate once a full window accrues.
Top movers · 30d
Not enough trailing history yet. Japanese Game Boy Promos 2001 entered coverage on Oct 22, 2026; 30-day movers populate once a full window accrues.
Market cap composition
How Japanese Game Boy Promos 2001’s implied slabbed market cap splits across its cards.
Lugia-Holo #24955.0%
Great Rocket's Mewtwo-Holo #15044.3%
Dark Fearow #220.7%
Top 5 shareCombined market cap of the five largest printings, as a share of the set total. Computed across every priced printing, not just the ones charted above.
100.0%
of total set cap
Gini indexHow evenly market cap is spread across the set. 0 means every printing carries an equal share; 1 means a single printing carries all of it.
0.36
broadly spread
Graded sales 30dVerified graded sales recorded across the whole set in the trailing 30 days. It is what the fair values above are computed from.
1
across all atoms
Cap composition: the top card is 55.0% of set cap and the top 5 printings make up 100.0%.
Market cap composition
How the implied slabbed cap splits across cards. Lugia-Holo #249 anchors 55.0% of total.
Lugia-Holo #24955.0%
Great Rocket's Mewtwo-Holo #15044.3%
Dark Fearow #220.7%
Japanese Game Boy Promos 2001 chase cards
The most valuable cards in Japanese Game Boy Promos 2001, ranked by PSA 10 value. Values are model estimates from recorded sales.
Browse the Japanese Game Boy Promos 2001 card list by name, number and printing. Looking for the most valuable chase cards? Choose a condition or grade and . Open a card for its price history and recorded sales.
Market cap is implied: PSA population x TCGBerg fair value per grade, summed across every card in this set.
Variants
Japanese Game Boy Promos 2001 was printed in 0 distinct variants. Each carries its own population, price discovery, and value premium. Open one to drill in.
Analysis
Japanese Game Boy Promos 2001 (GB1) carries a total slabbed market cap of $15.3M as of Nov 14, 2026. TCGBerg tracks a fair value for 15 card and grade combinations in the set. Lugia-Holo #249 · PSA 10 anchors the set at 31.9% of its total cap.
Historical context
A JA release; its release date is not recorded on the terminal.
Market overview
Cap is concentrated: the largest card-grade position is 31.9% and the top 5 make up 93.4% of set cap. The set's cap-weighted fair-value confidence is moderate (41/100). It has seen 1 graded sales over the trailing 30 days.
Frequently asked
What are the chase cards in Japanese Game Boy Promos 2001?
Ranked by PSA 10 fair value, the most valuable Japanese Game Boy Promos 2001 cards on TCGBerg are Lugia-Holo #249 ($6,358.89), Great Rocket's Mewtwo-Holo #150 ($5,059.07) and Dark Fearow #22 ($1,569.56). Values are model estimates from recorded sales and change as the market moves; open a card for its sales evidence and graded values.
What is included in the Japanese Game Boy Promos 2001 card list?
This list covers 3 catalog printings. Editions and finishes can have separate entries for the same card number. Prices appear where valuation or sales evidence is available; an unpriced entry does not mean the card is worth zero.
How do I compare Japanese Game Boy Promos 2001 card prices?
Match the card number, printing and condition before comparing values. Use raw condition prices for ungraded copies, and the same grading company and grade for slabs. Open a card to check the available price history, recorded sales and sales evidence.
