George Brett Base #580 · Topps (1977) | PopHunter

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George Brett

Name: George Brett
Brand: Baseball
SKU: cmqeog6m22knlz814vew6b3of

Base💎 1.2% gem

Topps · #580 · 1977

eBaySearch Sold comps

Estimated Market Value · PSA 10

Estimate

Collector to unlockUpgrade

Where this card's market sits right now — modeled from its real sales and the movement of comparable markets.

PSA 10 $

$6,296

PSA 10 Pop

Gem Rate

1.2%

30D Change

0.0%

Market data as of Jul 2, 2026

Opportunity

58.8

Collector

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Investor

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Speculation

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See pricing to unlock Collector, Investor & Speculation scores

Market

PSA10 / PSA9

13.39x

Active Listings

—

PSA10 Mkt Cap

$270,707

PSA 10 Price

$6,296

30D PSA10

0.0%

90D PSA10

0.0%

Raw Price

30D Raw

-17.4%

90D Raw

-17.6%

Prices by Grade & Grader

Population Reports

PSA Population

3,632 total

PSA 10

PSA 9

385

PSA 8

1,258

PSA 7

769

PSA 6

522

PSA 5

332

PSA 4

220

PSA 3

PSA 10 Price

PSA 9 Price

PSA 10 Population

Total Population

Opportunity Score

Active Listings

Recent Sales

Date	Grade	Price	Platform	Title
Jul 1, 2026	Ungraded	$5	ebay	1977 TOPPS GEORGE BRETT #580 #580
Jul 1, 2026	Ungraded	$5	ebay	1977 Topps Baseball Card #580 George Brett #580
Jun 28, 2026	Ungraded	$3	ebay	Topps George Brett Kansas City Royals #580 1977 Baseball Card #580
Jun 28, 2026	PSA 7	$61	ebay	George Brett 1977 Topps #580 Sharp Dead Centered PSA 7 Mint💎 Top 10% Graded 💎 #580
Jun 28, 2026	PSA 4	$15	ebay	1977 TOPPS #580 GEORGE BRETT PSA 4 #580
Jun 27, 2026	Ungraded	$5	ebay	1977 Topps George Brett #580 #580
Jun 27, 2026	Ungraded	$4	ebay	1977 Topps Set-Break #580 George Brett VG-VGEX GMCARDS #580
Jun 27, 2026	Ungraded	$7	ebay	Beautiful Topps 1977 #580 George Brett original cards!! #580
Jun 26, 2026	Ungraded	$4	ebay	George Brett 1977 Topps Card #580 Kansas City Royals #580
Jun 26, 2026	Ungraded	$4	ebay	1977 Topps Baseball AL All Stars #580 George Brett
Jun 26, 2026	Ungraded	$6	ebay	1977 Topps #580 George Brett (Ex) #580
Jun 26, 2026	PSA 9	$561	ebay	1977 Topps Set-Break #580 George Brett PSA 9 MINT #580
Jun 26, 2026	PSA 5	$14	ebay	1977 Topps #580 - George Brett PSA 5 EX #580
Jun 25, 2026	Ungraded	$5	ebay	1977 Topps - George Brett #580 #580
Jun 25, 2026	Ungraded	$5	ebay	1977 Topps George Brett #580 NM-MINT #580
Jun 25, 2026	Ungraded	$3	ebay	1977 Topps #580 George Brett #580
Jun 24, 2026	Ungraded	$2	ebay	1977 Topps George Brett #580 HOF #580
Jun 24, 2026	Ungraded	$8	ebay	1977 Topps George Brett A.L. All-Stars #580 Kansas City Royals HOF Vintage #580
Jun 23, 2026	Ungraded	$2	ebay	1977 Topps #580 George Brett NM-MT #580
Jun 22, 2026	Ungraded	$6	ebay	1977 Topps A.L. All-Stars- George Brett #580- Kansas City Royals- EX-NM
Jun 21, 2026	Ungraded	$1	ebay	1977 Topps - George Brett #580 #580
Jun 20, 2026	PSA 3	$14	ebay	1977 TOPPS #580 GEORGE BRETT PSA 3 #580
Jun 20, 2026	PSA 7	$50	ebay	PSA 7 - 1977 Topps GEORGE BRETT #580 (4788) Royals
Jun 20, 2026	PSA 7	$45	ebay	1977 TOPPS #580 GEORGE BRETT PSA 7 #580
Jun 18, 2026	PSA 8	$86	ebay	1977 Topps George Brett Kansas City Royals #580 PSA 8 #580
Jun 18, 2026	Ungraded	$4	ebay	1977 Topps Baseball Card #580 George Brett Kansas City Royals Tear on Back *S6 #580
Jun 17, 2026	PSA 8	$65	ebay	1977 Topps - George Brett #580 PSA 8 #580
Jun 16, 2026	Ungraded	$3	ebay	MLB Baseball Kansas City Royals 1977 Topps George Brett 580 AL All Stars Card #580
Jun 15, 2026	Ungraded	$3	ebay	George Brett - 1977 Topps #580, Kansas City Royals, VG #580
Jun 15, 2026	Ungraded	$9	ebay	1977 Topps #580 George Brett #580
Jun 15, 2026	PSA 8	$84	ebay	1977 Topps George Brett #580 KC Royals Well Centered Clean Edges PSA 8 NM-MT! #580
Jun 14, 2026	Ungraded	$3	ebay	1977 Topps #580 George Brett Kansas City Royals #580
Jun 14, 2026	Ungraded	$6	ebay	1977 Topps George Brett All Star #580
Jun 14, 2026	Ungraded	$4	ebay	1977 Topps - George Brett #580 #580
Jun 14, 2026	Ungraded	$5	ebay	1977 Topps - George Brett #580 #580
Jun 14, 2026	Ungraded	$4	ebay	1977 Topps #580 George Brett #580
Jun 14, 2026	Ungraded	$5	ebay	1977 Topps - George Brett #580 Kansas City Royals HOF VG-EX #580
Jun 14, 2026	PSA 9	$638	ebay	1977 Topps Set-Break #580 George Brett PSA 9 MINT #580
Jun 14, 2026	PSA 8	$75	ebay	1977 Topps Set-Break #580 George Brett PSA 8 NM-MT #580
Jun 14, 2026	PSA 5	$20	ebay	George Brett 1977 Topps PSA 5 EX #580 #580
Jun 13, 2026	Ungraded	$5	ebay	GEORGE BRETT 1977 TOPPS #580 KANSAS CITY ROYALS #580
Jun 13, 2026	Ungraded	$2	ebay	1977 Topps Set-Break #580 George Brett VG-VGEX (crease) GMCARDS #580
Jun 13, 2026	Ungraded	$6	ebay	1977 Topps George Brett #580 HOF #580
Jun 13, 2026	Ungraded	$1	ebay	1977 Topps #580 George Brett BASEBALL Kansas City Royals #580
Jun 13, 2026	PSA 9	$470	ebay	1977 Topps George Brett PSA 9 MINT Graded Baseball #580 - SHARP! 🔥 #580
Jun 13, 2026	Ungraded	$4	ebay	1977 Topps Baseball - Kansas City Royals - AL All-Stars- George Brett #580 #580
Jun 12, 2026	Ungraded	$2	ebay	George Brett 1977 Topps #580 Nicely centered #580
Jun 12, 2026	Ungraded	$2	ebay	1977 Topps #580 HOFer George Brett (Low grade) #580
Jun 12, 2026	Ungraded	$7	ebay	1977 Topps Baseball - #580 George Brett - Kansas City Royals Vg-Ex Condition #580
Jun 11, 2026	Ungraded	$6	ebay	1977 Topps - George Brett #580 EX #580

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