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There is no doubt that we have earned our title as “The Standard of the Industry” when it comes to game-used jerseys. Grey Flannel Auctions has been selected as the official appraisers, authenticators, and licensees of the Naismith Memorial Basketball Hall of Fame, Major League Baseball Players Alumni Association, and the NFL Alumni. We are also marketing partners and supporters of the National Basketball Retired Players Association and The Babe Ruth Birthplace Foundation. If you are looking to sell sports memorabilia or get a free sports memorabilia appraisal look no further.

Use the submission form to the right or e-mail to to submit your item(s) for a free appraisal:

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Contact Us Phone:

Grey Flannel Auctions: (631) 288-7800
Fax: (631) 288-7820


Mail Us:

Grey Flannel Auctions
13 Buttercup Lane
Westhampton, NY 11977

Our normal office hours are Monday through Friday from 9:00am to 5:00pm EST. with extended auction hours. By appointment only.