48.4 Million dollars gift is what her father presented her - The worlds most costliest diamond ever.

The diamond Joseph Lau bought is the most costliest in this world so far. The vivid blue colored diamond is called as "Blue Moon" and it weighs a hefty 12.04 carats. The previous record was hold by one of the Chinese buyer who has bought a pink diamond for 46.2 million, Mr. Lau has broke the record with his purchase. The auction went on a very tough note that buyers competed with each other for getting the diamond. The auctioneers said "It was a tough fight but finally Lau has won the bid".

Lau has presented this diamond to his daughter. This daughter is by his girl friend. Reportedly he has a girl friend Chan hai wou and also a long term partner. He has two children with long term partner. He loves his girl friend a lot and their daughter. This is not the first time Lau is presenting a diamond to her daughter. He already have presented two diamonds before which were bought at record prices. He has renamed the diamond as "The Blue Moon as Josephine". Josephine is his daughter's name.

Joseph Lau is the worlds 119th richest person in the world according to forbes magazine. This real estate investor has an assets worth 9.8 billion dollars. He has the tallest sky scraper in the Hong Kong and has named it as ONE after his girl friend. He is the most influential and powerful person in the Hong Kong city. He had invested in many prime companies of China and south Asian countries. He is a collector costly wines and art. He holds the record of buying the costly diamonds. He has bought a 7.03 carat diamond in 2009 for 13 million which is a record breaking price at that times. He has christened that as "Star of Josephine". He also owns some rare arts in his gallery. Lau is the one of the top 20 richest in China and its territories.

The "Pink Star" diamond which is 26.2 carat diamond has to be actually the most costliest diamond. A buyer has quoted 83 Million dollars for the diamond but eventually have defaulted in paying it . The diamond is still in the auction home. If that transaction would have been happened then it would have been the most costlier diamond.