Is the luxury watch purchased secondhand by actress Yoo In-Young a fake? What's the appraisal result?

Actress Yoo Inyoung had a luxury watch she bought secondhand appraised. On the 15th, she posted on her YouTube channel "Inyoung Inyoung": "You think my watch is fake? So I had it appraised."
In the video, Yoo In Young said, "Recently, I uploaded a video introducing a watch. Many people liked it.
I bought a luxury watch in a trade, but many people left comments saying it was a fake. I was shocked to see the comments because I had never even considered it being a fake."
He continued, "I looked at it carefully before purchasing it, but many thoughts crossed my mind. So I decided to have it appraised. (The business partner) said he had purchased it in Japan.
"I was so nervous I was shaking," she said, and paid 120,000 won (about 12,800 yen) for the appraisal. "It was more expensive than I expected," she said.
"The appraisal revealed that Yoo In Young's watch was genuine. The appraiser said, "There's no doubt that it's genuine, so I'll replace the battery as you said."
Yoo InYoung said, "The person who traded with me gave me a 99-point rating for second-hand transactions. I trusted them from the beginning. They were genuine, so I will manage them carefully."
Yoo In-Young had purchased the luxury watch secondhand for 2.5 million won (approximately 267,000 yen).