Green Jacket Auctions is offering $10,000 to the new owner of the ball thrown by Rory McIlroy following his victory in the Open yesterday.
 Rory McIlroy won this year's Open championship by two shots yesterday |
The champion threw the ball into the crowd after the 18th hole - meaning one lucky fan may have hit the jackpot.
Memorabilia pertaining to McIlroy is likely to rise further in value should he secure a grand slam by winning the Masters next April.
Take a look at all our golf memorabilia here.
Want to learn more about collecting? Our free newsletter is a great place to start.
