Professor's Research

Name: Professor's Research
Brand: Pokémon
SKU: swsh9-147

Brilliant Stars · Card 147 · Illustrator Sanosuke Sakuma

Raw Card Price · USD

$0.18

TCGplayer · USD Price type unavailable · Normal · Condition unspecified

Last known value — not a current selectionSource timestamp unavailable

EUR referenceEUR price unavailable

Observed Low$0.16

Observed High$0.21

Observed Avg$0.19

Statistics use available observations from the past year. A 30-day change requires a dated baseline. Prices refer to the stated variant; condition-specific valuation is unavailable when condition is unspecified.

How to read these prices

USD: Limited price evidence

The source or its update time is unverified. Use this as a reference only.

Condition is unspecified. This quote cannot value a worn or graded copy precisely.

There is not enough recent, comparable history to explain a 30-day price change.

EUR: Price unavailable

We do not have a usable quote for this currency.

Sources, update schedules, and coverage limits

USD Price History

Comparable raw-card observationsN° 02

TCGplayer · USD Price type unavailable · Normal · Condition unspecified

Last known value — not a current selection · Source timestamp unavailable

Current$0.18Period High$0.21Period Low$0.16

63 observations · Apr 26, 2026 – Jul 28, 2026 (UTC)

Apr 26, 2026Jul 28, 2026

All Printings

15 printingsN° 03

Choose the set, collector number, language, and finish that match your card. Missing details do not establish a variant match.

Set / Variant	Set / No.	Printing	Rarity	30d	Market
Pokémon GO	pgo #84	en	Rare Rainbow	0.0%	$9.40
Pokémon GO	pgo #78	en	Rare Ultra	10.3%	$2.01
Crown Zenith	swsh12pt5 #150	en	Rare Ultra	13.3%	$1.76
Paldean Fates	sv4pt5 #87	en	Rare	26.3%	$0.24
Black Bolt	zsv10pt5 #85	en	Uncommon	43.8%	$0.23
Prismatic Evolutions	sv8pt5 #122	en	Common	26.7%	$0.19
Prismatic Evolutions	sv8pt5 #124	en	Common	157.1%	$0.18
Journey Together	sv9 #155	en	Common	0.0%	$0.18
Paldean Fates	sv4pt5 #88	en	Rare	7.1%	$0.15
Prismatic Evolutions	sv8pt5 #123	en	Common	15.4%	$0.15
Shining Fates	swsh45 #60	en	Rare	25.0%	$0.15
Prismatic Evolutions	sv8pt5 #125	en	Common	140.0%	$0.12
Brilliant Stars	swsh9 #147	en	Rare Holo	—	—
SWSH Black Star Promos	swshp #SWSH152	en	Promo	—	—
SWSH Black Star Promos	swshp #SWSH178	en	Promo	—	—

Marketplace Price References

5 stored source referencesN° 04

Raw card values

Cardmarket
Cardmarket
EUR Trend · Source timestamp unavailable
Freshness unavailable
€0.14 EURView source
Market
PriceCharting · Pricecharting marketplace
USD Market · Source timestamp unavailable
Freshness unavailable
$0.25 USDView source

Graded card values · not comparable to raw cards

Grade 9
PriceCharting · Pricecharting marketplace · Grading company unavailable 9
USD Graded · Source timestamp unavailable
Freshness unavailable
$5.07 USDView source
Grade 9.5
PriceCharting · Pricecharting marketplace · Grading company unavailable 9.5
USD Graded · Source timestamp unavailable
Freshness unavailable
$6.00 USDView source
PSA 10
PriceCharting · Pricecharting marketplace · PSA 10
USD Graded · Source timestamp unavailable
Freshness unavailable
$30.91 USDView source