Professor's Letter 123/146

XY Base Set • Uncommon • Normal

All 16 printings from $0.31 →

Sold $0.08–$0.40 this week

5 NM sales this week · 41 in 30 days

TCGplayer market $0.31as of Oct 10, 2026↑ +$0.01 (+3.3%) this week

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Sales & Velocity

As of 2026-10-10

Listings are inside the range this card sold for this week

Sold (7d / 30d)

31 / 188

NM sold between (7d)

$0.08–$0.40

Cheapest listing

$0.10

Units sold per day, Aug 3–Oct 9 (Near Mint)

Units sold per day, Near Mint
Date	Units sold	Sold between
Aug 3	1	$0.08–$0.08
Aug 5	1	$0.15–$0.15
Aug 7	7	$0.25–$0.25
Aug 8	4	$0.15–$0.28
Aug 12	2	$0.25–$0.25
Aug 14	1	$0.18–$0.18
Aug 15	1	$0.43–$0.43
Aug 21	4	$0.25–$0.25
Aug 25	3	$0.50–$0.50
Aug 26	6	$0.18–$0.18
Aug 27	4	$0.20–$0.20
Aug 30	1	$0.16–$0.16
Sep 1	1	$0.32–$0.32
Sep 3	1	$0.08–$0.08
Sep 6	1	$0.79–$0.79
Sep 7	1	$0.27–$0.27
Sep 14	1	$0.40–$0.40
Sep 19	1	$0.09–$0.09
Sep 21	1	$0.25–$0.25
Sep 24	2	$0.99–$0.99
Sep 28	22	$0.32–$0.32
Sep 30	8	$0.11–$0.42
Oct 1	1	$0.30–$0.30
Oct 4	2	$0.08–$0.23
Oct 9	3	$0.40–$0.40

Condition	Sold 7d	Sold 30d
Damaged	6	9
Heavily Played	4	25
Lightly Played	5	76
Moderately Played	11	37
Near Mint	5	41

Sales data: TCGplayer

Quick answers

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

As of October 10, 2026, Professor's Letter 123/146 from XY Base Set has a TCGplayer market price of $0.31. 5 Near Mint copies sold on TCGplayer this week at $0.08 to $0.40.

Is Professor's Letter 123/146 going up or down in price?

Its TCGplayer market price is up 10.7% over the past 30 days and up 3.3% over the past week, as of October 10, 2026.

Price Snapshot

Market

$0.31

Low

$0.10

Mid

$0.30

High

$17.96

7-Day:+$0.01 (+3.3%)

30-Day:+$0.03 (+10.7%)

Percent of Market

Buying? See what a price is as a share of market. Selling? Start at market and read down to a buylist offer or up to an asking price.

% of Market price	Price	Usually means
50%	$0.16	Cash buylist, low end
60%	$0.19	Cash buylist, typical
70%	$0.22	Buylist top end, store credit
80%	$0.25	Bulk lot or quick sale
90%	$0.28	Quick sale, just under market
100%	$0.31	Market price
110%	$0.34	Asking price, room to negotiate
120%	$0.37	Asking price, room to negotiate
150%	$0.47	Presale and hype pricing

Your price (USD)

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Type what you are being asked to pay, or what you plan to list at.

Market price is the TCGplayer market price. TCGplayer Low is the lowest listed near-mint price at the last snapshot. Definitions

Card text

Item Pokémon · 0 HP · Item

Search your deck for up to 2 basic Energy cards, reveal them, and put them into your hand. Shuffle your deck afterward.

You may play as many Item cards as you like during your turn (before your attack).

Where to Buy

TCGPlayerRaw$0.31Raw copies, condition graded by the marketplace

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