You can view this item on the Beckett Authentication website and it shows when and where the item was signed.
NFL Justin Jefferson Signed Helmets, Collectible Justin Jefferson Signed Helmets
Justin Jefferson Autographed Vikings F/S Flash Speed Helmet-Beckett W Hologram Black : Collectibles & Fine Art
Justin Jefferson Autographed Vikings F/S Flash Speed Authentic Helmet – The Jersey Source
Justin Jefferson Autographed Minnesota Vikings F/S SpeedFlex Helmet w/ – The Jersey Source
Justin Jefferson Autographed Vikings F/S Speed Helmet-Beckett W Hologram *Silver
Justin Jefferson Signed Helmet
Beckett Authentication Services (BAS) Minnesota Vikings Original Autographed Football NFL Helmets for sale
Justin Jefferson Signed Minnesota Vikings Lunar F/S Helmet- Beckett W – The Jersey Source
Justin Jefferson Autographed Minnesota Vikings F/S SpeedFlex Helmet w/ – The Jersey Source
Justin Jefferson Autographed Vikings F/S Flash Speed Helmet-Beckett W Hologram Black : Collectibles & Fine Art
Justin Jefferson Signed Vikings F/s Eclipse Speed Authentic Helmet Beckett
NFL Justin Jefferson Signed Helmets, Collectible Justin Jefferson Signed Helmets
Justin Jefferson Signed Vikings Lunar Speed Mini Helmet- BA W Hologram – Super Sports Center
Justin Jefferson Signed Vikings Full-Size Authentic On-Field Eclipse Alternate Speed Helmet (Beckett Hologram & Denver Autographs COA)