denoting something of high quality, something from the past or characteristic of the best period
What beautiful style, I love that brooch she wears. She's like the Jackie-O of Korea.
"Jackie-O of Korea"? That's an insult. The introduction of this article says, "Trần Lệ Xuân (22 August 1924 – 24 April 2011), popularly known as Madame Nhu, was the de facto First Lady of South Vietnam from 1955 to 1963." So she was from South Vietnam, not Korea.