Professor's Research

Start Deck 100 · #403/414 · 2021JPN

$1.61
Market price ▲ 3.2% (30d)
Prices as of Aug 14, 2026
1graded pop
100%gem rate
0%off ATH $1.99 · Jul 2026
Market data

Price history

Mirror Holofoil▲ 0.0% 7d
Low $0.85Mid $1.61High $3.50

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Graded market

Graded values

updated 2026-08-13
Grade 6 est.$1.89
Grade 5 est.$1.59
Grade 4 est.$1.31
Grade 3 est.$1.09
Grade 2 est.$0.90
Grade 1 est.$0.76

Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.

Ungraded price history$1.99

Ungraded chart is building — graded values are tracked nightly, a new point appears each day.

Graded population census · updated 2026-08-02

CGC1 graded · 1 gem 10

Population data from PriceCharting, updated monthly.

How much is Professor's Research #403/414 worth?

Professor's Research #403/414 is a Japanese card from Start Deck 100 (2021) — today it trades at roughly $1.61 ungraded.

Prices on this page refresh nightly from live TCGplayer market data and are cross-checked against actual sold prices, so a single inflated listing never becomes "the price". The chart above has the full history.

Collecting Start Deck 100?Full master set guide — every card, chase list, and completion cost→

Other printings of Professor's Research 16

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Professor's Research #164 Generations Start Decks (Japanese)
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Professor's Research #165 Generations Start Decks (Japanese)
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