Red and white Ajax shirt back, STEUR and number 48 printed with a black signature across the four; Sean Steur's 2025-26 Ajax shirt.
Red and white Ajax home shirt front with club crest, three championship stars and Ziggo sponsor; Sean Steur's 2025-26 Ajax shirt.
Flat back of Sean Steur's red and white Ajax 2025-26 home shirt, STEUR 48 with a black signature on the 4 of the number.
A red and white Ajax home shirt shows the Ziggo sponsor, adidas stripes, and three gold stars above the crest, from the Sean Steur 48 Ajax 2025-26 listing.
Close-up of the signature of Steur on red Ajax shirt featuring No. 48.
Close-up of the 1275 XXX 2025 ribbon print at the back neck, above the STEUR nameplate on Sean Steur's red Ajax 2025-26 shirt.
Close-up of the Ajax crest and three gold championship stars on Sean Steur's red 2025-26 Ajax No. 48 signed shirt.
Close-up of the white embroidered adidas three-bar logo on the red front of Sean Steur's Ajax 2025-26 home shirt, No. 48.
Close-up of the black AEROREADY print on the white side panel of Sean Steur's Ajax 2025-26 home shirt, red panel at the edge.
Collar print inside Sean Steur's red Ajax 2025-26 home shirt: adidas logo, size M, slim fit, Made in Georgia.
Black adidas swing tag reading JP1448 AJAX H JSY, size M, with QR code and barcode, on Sean Steur's red Ajax 2025-26 shirt.

Signed Sean Steur 48 Ajax 2025-26 | Beckett Grade 8

Walkouts premium collection


Product details

Walkouts Verification
Authenticated by
Signature grade
Grade 8
Proof details 4
Among the first Sean Steur shirts authenticated by Beckett Among the first authenticated by Beckett

Walkouts premium collection

Not for sale today. Private offers considered.

This is Sean Steur's signed AFC Ajax 2025-2026 shirt, number 48. Beckett graded the signature 8/10, the first Beckett-certified example of Steur's autograph, and it is independently verifiable, signed in Amsterdam, The Netherlands, on 2 September 2025, and placed on the back, on the number.

AFC Ajax's 2025-26 home kit in red and white, number 48

This Fanshop Authentic shirt is AFC Ajax's 2025-2026 home design, made by Adidas in the club's red and white, and carries the Ziggo sponsor along with three gold stars. Sean Steur's signature is the only mark added to an otherwise untouched shirt, which arrives in mint condition, with the original tags still attached: a shirt of his 2025-2026 season at AFC Ajax.

Authentication by Beckett

Beckett authenticated Sean Steur's signature on this Ajax shirt under certificate BV09712, documenting it with a certificate of authenticity, a letter of authentication, and a grade of 8 out of 10. A collector can find the Iridescent Hologram Disc sticker on the shirt, then confirm certificate BV09712 directly in Beckett's online database.

Signed in Amsterdam, The Netherlands, 2 September 2025

Sean Steur signed this AFC Ajax 2025-2026 Fanshop Authentic shirt in Amsterdam, The Netherlands, on 2 September 2025. A photograph from the signing shows a young man's face close in the foreground. Walkouts proof code 25SST20025948 ties this exact shirt to that signing in Amsterdam on 2 September 2025, a reference specific to this item that the collector can check directly.

Sean Steur, born 2008

Sean Steur was born in 2008, young enough that this signed shirt sits early in his career. The signature connects this AFC Ajax 2025-2026 shirt to him at that stage, a shirt collectors can value for itself, alongside the autograph it carries.

What You Receive: The Signed Shirt

You receive the signed fanshop shirt, exact video proof of signing, sent unwatermarked after purchase, a Beckett certificate of authenticity, and a Beckett letter of authentication. Together they let you check it yourself, without taking our word for it.

Why Walkouts

We hand you proof you can check without us. Look up certificate BV09712 at Beckett: the record shows this signature on file. Walkouts recorded this signing on 2 September 2025 in Amsterdam, The Netherlands. Proof code 25SST20025948 ties this shirt to that record. We've bought fakes. We know that feeling, and we built Walkouts so you never have to.

Player Sean Steur
Team AFC Ajax
Competition Eredivisie
Season 2025-2026
Shirt Fanshop Authentic
COA Beckett
Proof Exact Video Proof, Certificate of Authenticity (COA), Letter of Authentication
Size M
Color Red,White
Fabric Polyester
Sleeve Length Short
Neckline V-neck
Condition Mint (M)
Date 2 September 2025
Location The Netherlands, Amsterdam
Kit Home
Number 48

View the signing verification here: 25SST20025948

Certificate number: BV09712

Grade: 8 - Signatures: 1 - Signer: Steur, Sean - Item: Jersey

View the certification here:  BV09712

How can I check this shirt is authentic?

Beckett certified it under certificate BV09712, which Beckett's own online database holds. Walkouts' own record of the signing, proof code 25SST20025948, comes with it as well.

When and where was it signed?

Sean Steur signed it on 2 September 2025 in Amsterdam, The Netherlands, on the back, on the number.

What comes with the shirt, and how is it delivered?

It comes with the signed fanshop shirt, exact video proof of signing, sent unwatermarked after purchase, a Beckett certificate of authenticity and a Beckett letter of authentication. Shipping is free worldwide.

What condition and size is it?

Mint condition, with its original tags still attached. Size M. Made by Adidas.

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