To cap off a great day of surprises, Oprah has one last gift for the audience.

Kailis Jewelry has created a one-of-a-kind South Sea pearl pendant with a silver O medallion specially for The Oprah Show. These precious pearls are only found off the coast of northwestern Australia, where some of the largest white pearls on earth have been discovered.

Order The Oprah Winfrey Show farewell season commemorative pearl necklace

"I believe things are always better when you share them, so all 6,000 [audience members] are going to get one of these [necklaces]," Oprah says. "Something to remember the day!"

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