She swallowed the coins thrown by locals as a sign of good luck.
Five surgeons from Chulalongkorn University's veterinary faculty removed the coins over four hours while the turtle was anaesthetised.
She was speaking to reporters who had been waiting for the latest update since news broke out on its deteriorating health, several days ago.
By the time they were removed, she was carrying 5kg (11lb) of coins.
Before gaining worldwide status, Omsin was kept in a pool in Chon Buri Province, where local people tossed coins for good luck.
The green turtle named Omsin, "piggy bank" in Thai, underwent a seven-hour-long operation this month to remove 5 kg (11 lb) of coins which she had mistaken for food.
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There are other interests that are more important. "[In] every [other] country they try to help". But Keane ridiculed that opinion, saying: "I've never heard so much rubbish in my life".
Veterinarian Nantarika Chansue examines "Piggy Bank" while operating on the 25-year-old sea turtle for a second time on Sunday.
The turtle - nicknamed Bank - appeared to be doing well after the operation, but a checkup Saturday revealed problems with its intestines.
The vet also slammed authorities for placing the turtle in the small artificial pond, which she believed affected her intake of essential nutrients such as fish and caused the animal to become depressed as it was devoid of toys and decorations.
Officers count coins that were removed from the stomach of Omsin, a 25-year-old female green sea turtle after a surgery at the Faculty of Veterinary Science, Chulalongkorn Universiry in Bangkok, Thailand, March 6, 2017.
BANGKOK-Tourists used to toss coins at a green sea turtle that lived in a pond in eastern Thailand, wishing for luck and longevity.
The animal falls within the list of endangered species by the International Union for Conservation of Nature. The weight of the coins had cracked her underside shell.