Professor's Letter

XY · #123/146 · Uncommon · 2014

$1.87

Reverse Holofoil · Market price ▼ 0.5% (30d)

Prices as of Aug 14, 2026

Normal Reverse Holofoil

ItemArt · 5ban Graphics

5graded pop

0%gem rate

18.2×PSA 10 vs raw

-83%off ATH $2.64 · Jul 2021

Market data

Printings & price history

Reverse Holofoil▼ 2.1% 7d$1.87

Low $0.82Mid $1.49

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Live listings

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Graded market

Graded values

PSA 10 report →updated 2026-08-14

Grade 6 est.$1.79

Grade 5 est.$1.50

Grade 4 est.$1.24

Grade 3 est.$1.03

Grade 2 est.$0.85

Grade 1 est.$0.71

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

Reverse Holofoil · PSA 10 price history$47.37

PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.

Graded population census · updated 2026-07-09

Reverse Holofoil

CGC3 graded · 0 gem 10

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Population data from PriceCharting, updated monthly.

How much is Professor's Letter #123/146 worth?

Right now (August 14, 2026) the going rate for an ungraded Professor's Letter #123/146 from XY is about $0.27. Across the 2 printings we track, copies run anywhere from $0.02 to $30.10 depending on the version you're holding.

Grading changes the math on this one: a PSA 10 is valued around $34.06, roughly 126.1x the raw price, while a PSA 9 sits near $11.97. 3 copies have been graded to date, and 0% of them came back a 10 — worth knowing before you pay grading fees.

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 XY?Full master set guide — every card, chase list, and completion cost→