Autographed Don Mattingly Jersey with Beckett BAS COA — a standout collectible that captures a pivotal era in baseball history. This grey, non-branded jersey is a carefully crafted homage to a baseball legend, featuring the unmistakable Mattingly name and the number 23 on the back and a bold, hand-signed autograph preserved for lasting display.

The item is a custom jersey, not manufactured by or affiliated with any professional league or official manufacturer, and it carries no professional league designation. It is designed specifically as an autographed collectible and is accompanied by Beckett Authentication Services (BAS) COA, providing credible verification for serious collectors.

Key features and details:

Authentic autographed memorabilia with Beckett BAS authentication (COA included) confirming the signature's legitimacy.
Custom, non-licensed jersey with no official logos or league insignia — designed for display and collection purposes.
Size XL and New York Grey colorway; a versatile backdrop for display shelves, frames, or shadowbox setups.
Back reads MATTINGLY across the shoulders with the bold number 23 below, with the autograph clearly placed near the digits area.
Ideal for display in a home office, sports room, or man cave; a thoughtful, high-impact gift for fans of the era and Don Mattingly's career.
Easy display and care: store away from direct sunlight, dust lightly, and consider framing in a UV-protective display case to preserve the autograph's clarity.

Why this piece stands out: it merges a clean, classic jersey aesthetic with the credibility of a Beckett BAS COA, making it a reliable centerpiece in any memorabilia collection. The neutral grey tone and timeless typography ensure it complements both modern and vintage interiors, letting the autograph take center stage without competing logos or branding.

Own a piece of baseball history today — add this autographed Don Mattingly jersey to your collection and enjoy a display-worthy tribute to one of the game's enduring stars.

Autographed/Signed Don Mattingly New York Grey Baseball Jersey Beckett BAS COA