How much is a PSA 10 1999 Base Set Blastoise #2 worth?

A PSA 10 1999 Base Set Blastoise #2 is worth approximately $8,400, the median of its 5 most recent recorded sales at this grade. Card values fluctuate with the market.

How does Slabline value the Blastoise card?

Slabline starts from the price guides for the card and grade. When it holds dated recorded sales of that exact card and grade — from CardHedge market data and the auction houses it ingests — the headline becomes the median of the most recent ones and the grade ladder rescales to match. Each row on the page names which of those it is.

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1999 Base Set Blastoise #2

What a PSA 10 is worth — from its recorded sales.

Estimated value · PSA 10

$8,400

Median of the last 5 recorded PSA 10 sales · Oct 2026 – Oct 2026

30D▼ 30.0%60D▲ 12.0%90D▲ 8.7%

Last sale

$7,208 · Oct 26

12-month range

$6,500–$12,235

600recorded sales· PSA 401 / CGC 146 / BGS 35 / TAG 8 / SGC 6

Recorded sales · PSA 10

Highest Pokémon sales →

Grade 10 by grader · median of recent sales

Marketplaces (600)

ⓘ Where these sales come from

eBay, Fanatics Collect, Alt, MySlabs, Goldin and Heritage records arrive through CardHedge's licensed feed; REA, SCP and Huggins & Scott are read from each house's published prices realized. Pokémon eBay sales also come from PokemonPriceTracker. More eBay, Goldin and auction sales come from The Card API.

Sales seen on eBay, Fanatics Collect, Goldin, Heritage, Alt and MySlabs, via CardHedge. "Marketplace" is a real CardHedge sale whose venue is not identified yet.

All venues · 38 sales · 2026

▲ 7.7% since Mar 2026

Hover for any sale · click to find it in the list

Oct 26, 2026 · Marketplace · PSA 10$7,208
Oct 26, 2026 · eBay · PSA 10$8,400
Oct 25, 2026 · Marketplace · PSA 10$8,400
Oct 19, 2026 · eBay · PSA 10$8,400
Oct 19, 2026 · eBay · PSA 10$9,000
Oct 18, 2026 · Marketplace · PSA 10$8,700
Oct 9, 2026 · Marketplace · PSA 10$12,235
Oct 7, 2026 · Marketplace · PSA 10$11,127
Oct 5, 2026 · eBay · PSA 10$12,000
Oct 4, 2026 · Marketplace · PSA 10$12,000

A PSA 10 1999 Base Set Blastoise #2 is worth about $8,400, the median of its 5 most recent recorded PSA 10 sales. Slabline holds 38 recorded PSA 10 sales of this card between March 2026 and October 2026; the most recent sold for $7,208 on October 26, 2026.

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1999 Base Set checklistChecklist→Pokémon index-1.2% 1W

Sales by grade · weekly median

Each point is one week's median recorded sale · tap the chart to read it

Log scale — prices across these grades span more than 20×.

Value by grade

How much the 1999 Base Set Blastoise #2 is worth at each grade.

How to read this page: an estimate is Slabline's figure for a grade, built from the source named beside it. An observed price is the latest price a grader's copy of this card fetched, one cell per grader and grade in the grid below. A recorded sale is a dated transaction with its venue. The headline above is the estimate for this slab's own grade.

Grade	Value	Built from
Gem Mint 10	$8,400	5 recorded sales

Price guide data: PriceCharting

Loading every grader…

Tracked history · PSA 10

Current value

$8,400

Recorded sales, past year (all grades)

600

Price checked today · last recorded sale 16 days ago (PSA 10) · 485 sales in the last 90 days (all grades)

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Frequently asked

How much is a PSA 10 1999 Base Set Blastoise #2 worth?: A PSA 10 1999 Base Set Blastoise #2 is worth approximately $8,400, the median of its 5 most recent recorded sales at this grade. Card values fluctuate with the market.
How does Slabline value the Blastoise card?: Slabline starts from the price guides for the card and grade. When it holds dated recorded sales of that exact card and grade — from CardHedge market data and the auction houses it ingests — the headline becomes the median of the most recent ones and the grade ladder rescales to match. Each row on the page names which of those it is.

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