Bob Robertson RBI 94 #4 · Kellogg's (1971) | PopHunter

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Bob Robertson

Name: Bob Robertson
Brand: Baseball
SKU: cmqr5rr2s2tvnz8m9fjynlugw

RBI 94

Kellogg's · #4 · 1971

Parallel:RBI 94RBI 95

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Estimated Market Value · PSA 9

Estimate

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

PSA 10 $

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PSA 10 Pop

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Gem Rate

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30D Change

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Market data as of Jul 5, 2026

Opportunity

51.0

Collector

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Investor

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Speculation

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Market

PSA10 / PSA9

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Active Listings

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PSA10 Mkt Cap

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PSA 10 Price

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30D PSA10

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90D PSA10

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Raw Price

$18

30D Raw

0.0%

90D Raw

0.0%

Prices by Grade & Grader

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PSA Population

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PSA 9

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PSA 7

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PSA 4

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PSA 2

PSA 10 Price

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Opportunity Score

Active Listings

Recent Sales

Date	Grade	Price	Platform	Title
Mar 23, 2026	Ungraded	$18	ebay	1971 Kellogg's RBI 94: # 4 Bob Robertson MBA 7 NM #4
Dec 16, 2025	Ungraded	$14	ebay	1971 Kellogg's Set-Break # 4 Bob Robertson RBI 94 EX-EXMINT GMCARDS #4
Dec 2, 2025	Ungraded	$56	ebay	1971 Kellogg's Set-Break # 4 Bob Robertson RBI 94 NM-MT OR BETTER GMCARDS #4
Oct 9, 2025	PSA 8	$106	ebay	1971 KELLOGG'S #4 BOB ROBERTSON PIRATES RBI 94 PSA 8 SET BREAK
Oct 6, 2025	PSA 9	$222	ebay	1971 KELLOGG'S #4 BOB ROBERTSON PIRATES RBI 94 PSA 9
May 17, 2025	Ungraded	$6	ebay	1971 Kellogg's Bob Robertson Pirates #4 Career RBI 94 SP LOW GRADE ~CRACKED~
Apr 13, 2025	PSA 6	$38	ebay	1971 KELLOGG'S #4 BOB ROBERTSON PIRATES RBI 94 POP 9 PSA 6
Dec 11, 2024	Ungraded	$50	ebay	1971 KELLOGGS #4B BOB ROBERTSON PITTSBURGH PIRATES (RBI 94) NEAR MINT SP FLAT #4B
Oct 26, 2024	Ungraded	$45	ebay	1971 KELLOGGS # 4 BOB ROBERTSON PIRATES NR-MT RBI 94 515493 (KYCARDS)
Oct 16, 2024	PSA 8	$67	ebay	1971 KELLOGG'S RBI 94 #4 BOB ROBERTSON PIRATES PSA 8
Aug 22, 2024	Ungraded	$25	ebay	1971 Kellogg's Robert Bob Robertson 3-D Super Stars #4 Xograph 3D 94 RBI Vintage #4
Jun 13, 2023	PSA 6	$20	ebay	1971 KELLOGG'S #4 BOB ROBERTSON PIRATES RBI 94 PSA 6 B3653737-160
May 19, 2023	PSA 6	$20	ebay	1971 KELLOGG'S #4 BOB ROBERTSON PIRATES RBI 94 PSA 6 B3609640-160
Jan 31, 2023	Ungraded	$7	ebay	1971 KELLOGGS #4B BOB ROBERTSON PITTSBURGH PIRATES SP (RBI 94) FAIR-GOOD FLAT
Nov 28, 2022	PSA 9	$203	ebay	1971 KELLOGG'S #4 BOB ROBERTSON PIRATES RBI 94 PSA 9 A3482025-057
Sep 24, 2022	PSA 8	$100	ebay	1971 Kelloggs Baseball PSA 8 #4 Robertson RBI 94
May 19, 2022	Ungraded	$18	ebay	Vintage - 1971 Kellogg's #4 Bob Robertson (RBI 94) - Pirates - 1B - EX #4
May 2, 2022	PSA 7	$67	ebay	1971 KELLOGG'S #4 BOB ROBERTSON PIRATES RBI 94 POP 2 PSA 7 A3332951-269
Jan 19, 2022	Ungraded	$29	ebay	1971 KELLOGGS #4 BOB ROBERTSON PITTSBURGH PIRATES (RBI 94) VG CONDITION TOUGH

Similar Opportunities

Other Parallels

Bob Robertson #4 #4

1971 · Kellogg's

Same Player

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