Vladimir Guerrero Sr Vladimir Guerrero Jr Autographed Vladdy Sr Vladdy Jr INSC MLB Baseball - JSA
Authenticated By
- Beckett (BAS)
- JSA
- Fanatics Authentic
- Schwartz Sports
- MLB Authentication
- PSA/DNA
- Lifetime Authenticity Guarantee
Every item ships with a tamper-evident hologram and serialized Certificate of Authenticity, verifiable directly with the issuing authenticator.
- Regular price
- $369.99
- Sale price
- $369.99
- Regular price
-
$499.99
Celebrate one of the most iconic father–son legacies in baseball history with this Vladimir Guerrero Sr. & Vladimir Guerrero Jr. Autographed INSC MLB Baseball, featuring authentic signatures from two generational superstars and authenticated by James Spence Authentication (JSA).
This official MLB baseball has been hand signed by Vladimir Guerrero Sr. and Vladimir Guerrero Jr., uniting a Hall of Fame career with one of today’s most dominant offensive forces. The added inscriptions elevate this piece into a premium, display-ready collectible that captures both legacy and modern greatness.
Signed cleanly on an Official Major League Baseball, this dual-autographed piece represents a rare crossover of eras—Vladdy Sr.’s legendary power and flair paired with Vladdy Jr.’s elite production and All-Star pedigree. It is a true centerpiece for serious collectors and fans of baseball history.
The autographs are certified authentic by James Spence Authentication (JSA) and include a tamper-proof JSA hologram with matching Certificate of Authenticity, providing lifetime verification and peace of mind.
Your purchase includes Free Shipping & Free Returns, fully insured and carefully packaged for safe delivery.
Product Highlights
- Two authentic autographs from Vladimir Guerrero Sr. & Vladimir Guerrero Jr.
- Rare father–son dual-signed collectible
- Includes player inscriptions (INSC)
- Signed on an Official Major League Baseball
- Certified authentic by James Spence Authentication (JSA)
- Includes JSA tamper-proof hologram & COA
- Elite centerpiece for MLB and generational collections
- Free Shipping & Free Returns within the United States
Specifications
| Item Type | Dual-Signed Baseball |
|---|---|
| League | MLB |
| Signers | Vladimir Guerrero Sr. & Vladimir Guerrero Jr. |
| Baseball Type | Official Major League Baseball |
| Inscriptions | Vladdy Jr & Vladdy Sr |
| Authentication | JSA Hologram & COA |
| Verification | Online / Certificate Authentication |
| Condition | Brand New / Never Displayed |
| Shipping | Free Shipping & Free Returns (USA) |
Authenticity
This baseball includes an official James Spence Authentication (JSA) tamper-proof hologram and matching Certificate of Authenticity, guaranteeing verified and permanent proof of both authentic signatures and inscriptions.
Display & Care
- Display in a UV-protected baseball display case
- Avoid prolonged exposure to direct sunlight
- Handle minimally to preserve autograph quality
- Display-only collectible — not intended for play
Shipping & Returns
- Free Shipping: Fast, insured delivery throughout the U.S.
- Free Returns: 30-day satisfaction guarantee
- Protective Packaging: Securely packed and boxed
Frequently Asked Questions
Are both autographs authentic?
Yes — both signatures are certified authentic by James Spence Authentication (JSA) and match the included hologram and Certificate of Authenticity.
What does “INSC” mean?
“INSC” indicates that the baseball includes inscriptions added by the players in addition to their signatures.
Are the photos shown stock images?
Some product images may be stock photos used to represent the item style. Because each baseball is hand signed individually, the exact placement of signatures and inscriptions may vary. Signature quality will be the same as or better than the example shown.
Is shipping free?
Yes — every GameDay Sports & Memorabilia order includes Free Shipping & Free Returns within the United States.
