Sandy Koufax

MLB Hall of Fame Pitcher · Baseball - MLB

Brooklyn / Los Angeles Dodgers

Sandy Koufax

Era

Modern Era - Post-Retirement Signing

Item Type

Official MLB baseball

Condition

Mint condition item and autograph, clean leather with bold, crisp blue ink and zero fading.

Rarity

Moderately rare - Koufax is famously selective about public signing and generally charges for private sessions.

Overall Assessment

An excellent display-grade signed baseball of a legendary Hall of Famer, offering strong visual appeal and solid investment potential.

Authenticity Assessment

Likely authentic - smooth flow, characteristic loop formations, consistent with known late-period examples.

Signature Style

Stylized monogram combining first initial and full last name flow, smooth looping ascender on the S and rounded K loop.

Signature Characteristics

Fluid motion, consistent upward slant, natural pen speed with no hesitation tremors, well-proportioned height.

Ink & Medium

Blue ballpoint pen ink, clean application with no pooling or feathering.

Item Description

Rawlings Official Major League Baseball (Manfred stamped) housed in a clear acrylic cube display case.

Estimated Value

300 to 500 USD depending on third-party certification status.

Comparison to Known Examples

Matches standard post-retirement exemplars closely in letter spacing, slant, and overall signature rhythm.

Authentication Tips

Look for the fluid, continuous loop on the capital S, the distinct peak of the K, and the sweeping underline flourish.

Certification Recommendation

PSA/DNA or JSA (James Spence Authentication)

Red Flags

No significant red flags observed; ball appears modern but Koufax signs frequently at private multi-signer shows.

Provenance Notes

Direct purchase or private signing provenance adds maximum value; secure a certificate of authenticity from a major grader.

Historical Context

Sandy Koufax is one of the most dominant left-handed pitchers in baseball history, winning three Cy Young Awards and two World Series MVPs.

Market Trends

Stable and consistently strong demand for Hall of Fame pitching greats, especially Dodgers icons.

Investment Potential

Solid long-term hold due to his legendary status and finite supply of high-grade signed baseballs.

Similar Autographs

Don Drysdale, Clayton Kershaw, Tom Seaver, Bob Gibson

Display & Preservation

Keep out of direct sunlight to prevent ball toning and ink fading; store in a UV-protected acrylic case with controlled humidity.

Interesting Facts

Koufax famously refused to pitch Game 1 of the 1965 World Series because it fell on Yom Kippur, cementing his cultural legacy.

Identified on 8/21/2026
Sandy Koufax | Autograph Identifier