There's literally thousands of Mets cards out there, so use the search feature or click through to go to eBay to search for what you're looking for.  Otherwise browse the selection below:
1968 NOLAN RYAN TOPPS #177 METS ROOKIE STARS PSA 8.5

1968 NOLAN RYAN TOPPS #177 METS ROOKIE STARS PSA 8.5

PayPal $12,787.49 4d 14h 48m
1969 New York Mets Team Issue NOLAN RYAN PSA 10 GEM MINT; Pop 1

1969 New York Mets Team Issue NOLAN RYAN PSA 10 GEM MINT; Pop 1

PayPal $8,999.00 3d 16h 45m
1973 Topps Pin-Ups Tom Seaver PSA 9 New York Mets HOF

1973 Topps Pin-Ups Tom Seaver PSA 9 New York Mets HOF

PayPal $9,000.00 23d 21h
Nolan Ryan & Jerry Koosman NY Mets 1968 Topps Rookie Stars Baseball Card - PSA

Nolan Ryan & Jerry Koosman NY Mets 1968 Topps Rookie Stars Baseball Card - PSA

PayPal $7,799.99 6d 3h 59m
1971 Topps #513 Nolan Ryan New York Mets HOF SGC 96 MINT 9 " SUPER TOUGH CARD "

1971 Topps #513 Nolan Ryan New York Mets HOF SGC 96 MINT 9 " SUPER TOUGH CARD "

PayPal $7,020.00 18h 49m
1968 Topps #177 Nolan Ryan Mets RC Rookie HOF CENTERED SGC 92 8.5 " SHARP "

1968 Topps #177 Nolan Ryan Mets RC Rookie HOF CENTERED SGC 92 8.5 " SHARP "

PayPal $6,299.99 7d 12h 21m
TOM SEAVER 1967 Topps #581 PSA 8 NM-MT Mets Rookies Rookie w FREE RecordBreakr

TOM SEAVER 1967 Topps #581 PSA 8 NM-MT Mets Rookies Rookie w FREE RecordBreakr

PayPal $5,850.00 26d 6h 8m
1968 NOLAN RYAN JERRY KOOSMAN TOPPS VENEZUELA #177 METS ROOKIE STARS PSA 2

1968 NOLAN RYAN JERRY KOOSMAN TOPPS VENEZUELA #177 METS ROOKIE STARS PSA 2

PayPal $5,499.99 21d 15h 51m
1971 O-PEE-CHEE #160 TOM SEAVER METS HOF POP 1 PSA 10 B2476512-250

1971 O-PEE-CHEE #160 TOM SEAVER METS HOF POP 1 PSA 10 B2476512-250

PayPal $5,137.99 4d 12h 33m
2015 TOPPS HERITAGE BASEBALL DUAL AUTOGRAPH CARD METS RYAN DEGROM #01 25 GRADED

2015 TOPPS HERITAGE BASEBALL DUAL AUTOGRAPH CARD METS RYAN DEGROM #01 25 GRADED

PayPal $5,000.00 23d 16h 34m
1968 Topps #177 Nolan Ryan Mets RC Rookie HOF SGC 92 8.5 PRICED TO SELL..

1968 Topps #177 Nolan Ryan Mets RC Rookie HOF SGC 92 8.5 PRICED TO SELL..

PayPal $4,499.99 3d 7h 1m
1972 Topps Candy Lids Test Issue Tom Seaver PSA 6 New York Mets HOF

1972 Topps Candy Lids Test Issue Tom Seaver PSA 6 New York Mets HOF

PayPal $4,250.00 23d 20h 57m
1968 Topps - Nolan Ryan & Jerry Koosman - New York Mets Rookies - #177 - PSA 8

1968 Topps - Nolan Ryan & Jerry Koosman - New York Mets Rookies - #177 - PSA 8

PayPal $4,000.00 17d 13h 9m
1968 Topps # 177 ROOKIE Nolan Ryan & Jerry Koosman Mets PSA 9 (OC)

1968 Topps # 177 ROOKIE Nolan Ryan & Jerry Koosman Mets PSA 9 (OC)

PayPal $3,995.00 21d 19h 10m
1968 TOPPS BASEBALL #177 NOLAN RYAN (METS ROOKIES) PSA 8 NM-MT NICE CENTERING

1968 TOPPS BASEBALL #177 NOLAN RYAN (METS ROOKIES) PSA 8 NM-MT NICE CENTERING

PayPal $3,945.00 8d 11h 15m
1968 Topps Nolan Ryan NY Mets ROOKIE RC #177 SGC 8 NM-MT HOF CENTERED!!

1968 Topps Nolan Ryan NY Mets ROOKIE RC #177 SGC 8 NM-MT HOF CENTERED!!

PayPal $3,750.00 29d 11h 16m
1968 TOPPS NOLAN RYAN   JERRY KOOSMAN #177 METS ROOKIE STARS PSA 8 HIGH END CARD

1968 TOPPS NOLAN RYAN JERRY KOOSMAN #177 METS ROOKIE STARS PSA 8 HIGH END CARD

PayPal $3,750.00 9d 57m
1968 TOPPS #177 NOLAN RYAN HOF RC PSA 8 METS SHARP! *AK0083

1968 TOPPS #177 NOLAN RYAN HOF RC PSA 8 METS SHARP! *AK0083

PayPal $3,600.00 14d 10h 6m
1967 TOPPS #581 METS ROOKIES TOM SEAVER & BILL DENEHY RC SGC 92 NM-MT+ 8.5

1967 TOPPS #581 METS ROOKIES TOM SEAVER & BILL DENEHY RC SGC 92 NM-MT+ 8.5

PayPal $3,500.00 6d 13h 44m
2015 Bowman Chrome Draft RED REFRACTOR Desmond Lindsay RC AUTO 3 5 Mets

2015 Bowman Chrome Draft RED REFRACTOR Desmond Lindsay RC AUTO 3 5 Mets

PayPal $3,499.99 16d 17h 33m
1969 TOPPS #533 NOLAN RYAN METS HOF CENTERED PSA 9 B2605919-973

1969 TOPPS #533 NOLAN RYAN METS HOF CENTERED PSA 9 B2605919-973

PayPal $3,324.99 11d 14h 8m
1970 TRANSOGRAM METS HAND CUT-SIDE PANEL NOLAN RYAN POP 1 PSA 10 B2421138-266

1970 TRANSOGRAM METS HAND CUT-SIDE PANEL NOLAN RYAN POP 1 PSA 10 B2421138-266

PayPal $3,305.99 20d 9h 35m
1968 Topps Baseball ~ #177 ~ Nolan Ryan Rookie Card ~ KSA 8 ~ New York Mets

1968 Topps Baseball ~ #177 ~ Nolan Ryan Rookie Card ~ KSA 8 ~ New York Mets

PayPal $3,150.00 14d 17h 53m
1968 NOLAN RYAN TOPPS VENEZUELA #177 METS ROOKIES PSA 1 MK

1968 NOLAN RYAN TOPPS VENEZUELA #177 METS ROOKIES PSA 1 MK

PayPal $3,068.99 4d 14h 59m
1969 Topps #480 Tom Seaver New York Mets HOF PSA 9 MINT

1969 Topps #480 Tom Seaver New York Mets HOF PSA 9 MINT

PayPal $3,025.00 9d 2h 25m
1967 Topps #581 Tom Seaver New York Mets ROOKIE RAZOR SHARP PSA 8 NM-MT HOF

1967 Topps #581 Tom Seaver New York Mets ROOKIE RAZOR SHARP PSA 8 NM-MT HOF

PayPal $3,000.00 26d 19h 31m
Steve Steven Matz 2009 Bowman Chrome Red REFRACTOR AUTO # 2 5 Mets

Steve Steven Matz 2009 Bowman Chrome Red REFRACTOR AUTO # 2 5 Mets

PayPal $3,000.00 5d 21h 31m
1971 Topps Nolan Ryan #513 PSA 8.5 Mets High End

1971 Topps Nolan Ryan #513 PSA 8.5 Mets High End

PayPal $2,999.99 29d 15h 31m
1967 TOM SEAVER TOPPS #581 METS ROOKIE STARS PSA 8

1967 TOM SEAVER TOPPS #581 METS ROOKIE STARS PSA 8

PayPal $2,950.00 14d 19h 44m
1968 Topps ~ #177 ~ Nolan Ryan Rookie Card ~ KSA 8 ~ New York Mets

1968 Topps ~ #177 ~ Nolan Ryan Rookie Card ~ KSA 8 ~ New York Mets

PayPal $2,850.00 14d 17h 42m

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