От 5 млн. баксов.
A single apartment can cost 5.5 billion to 8.1 billion won ($4.8 million to $7.1 million). The situation is worse at the Signiel Residence, a set of luxury apartments located on the 42nd to 71st floors of the Lotte World Tower.
http://koreajoongangdaily.joins.com/news/article/article.aspx?aid=3037080