Professor's Research

Lucario Starter Set VSTAR · #19/21 · 2022JPN

$3.00
Market price ▼ 42.9% (1Y)
Prices as of Jul 27, 2026
-31%off ATH $20.00 · Dec 2024

Price history

Normal▲ 0.0% 7d$3.00
Low $2.50Mid $3.00High $8.00

Loading chart…

Buy it now on eBay

Loading live listings…

Live from eBay · affiliate links support CardPrice · see recent sold results →

Shop live eBay listings →Recent eBay sold results

Graded values

updated 2026-07-27
Grade 6 est.$13.10
Grade 5 est.$11.03
Grade 4 est.$9.10
Grade 3 est.$7.58
Grade 2 est.$6.21
Grade 1 est.$5.24

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$13.79

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

How much is Professor's Research #19/21 worth?

Right now (July 27, 2026) the going rate for an ungraded Professor's Research #19/21 from Lucario Starter Set VSTAR is about $3.00.

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.

Other printings of Professor's Research 16

Professor's Research #85 Black Bolt
Professor's Research
Black Bolt · #85/86
Professor's Research #84 Black Bolt (Japanese)
Professor's Research
Black Bolt (Japanese) · #84/86
Professor's Research #84 Black Bolt (Japanese)
Professor's Research
Black Bolt (Japanese) · #84/86
Professor's Research #155 Journey Together
Professor's Research
Journey Together · #155/159
Professor's Research #17 ex Starter Set Marnie's Morpeko & Grimmsnarl ex (Japanese)
Professor's Research
ex Starter Set Marnie's Morpeko & Grimmsnarl ex (Japanese) · #17/19
Professor's Research #16 ex Starter Set Steven's Beldum & Metagross ex (Japanese)
Professor's Research
ex Starter Set Steven's Beldum & Metagross ex (Japanese) · #16/18
Professor's Research #35 Battle Partners Deck Build Box (Japanese)
Professor's Research
Battle Partners Deck Build Box (Japanese) · #35/45
Professor's Research #122 Prismatic Evolutions
Professor's Research
Prismatic Evolutions · #122/131
Professor's Research #123 Prismatic Evolutions
Professor's Research
Prismatic Evolutions · #123/131
Professor's Research #124 Prismatic Evolutions
Professor's Research
Prismatic Evolutions · #124/131
Professor's Research #125 Prismatic Evolutions
Professor's Research
Prismatic Evolutions · #125/131
Professor's Research #162 Generations Start Decks (Japanese)
Professor's Research
Generations Start Decks (Japanese) · #162/175
Professor's Research #163 Generations Start Decks (Japanese)
Professor's Research
Generations Start Decks (Japanese) · #163/175
Professor's Research #164 Generations Start Decks (Japanese)
Professor's Research
Generations Start Decks (Japanese) · #164/175
Professor's Research #165 Generations Start Decks (Japanese)
Professor's Research
Generations Start Decks (Japanese) · #165/175
Professor's Research #166 Generations Start Decks (Japanese)
Professor's Research
Generations Start Decks (Japanese) · #166/175