I reseated after standing up to applaud the prizewinner.
1904, “Over the Steins”, in The Harvard Illustrated Magazine, volume 6, page 107:
The justice watched his steady step and as he reseated, discovered that the girl was no longer among the spectators.
1969, William Eleazar Barton, The Life of Clara Barton: Founder of the American Red Cross:
Startled at first, I rose from my seat to rush out, but suddenly remembering the evening and the occasion it occurred to me that my presence at that especial instant might not be desirable and I reseated.
2015, J.E. Corbine, Treasure Territory:
Then she reseated at the table after refilling Kenner's cup as she gator-smiled.