"Lev Avnerovich Leviev (born in Tashkent, Soviet Union) is a Chabad Orthodox Bukharian Jewish billionaire who lives in London. Leviev is ranked 210th among the world’s wealthiest people, with an estimated personal net worth of $6.5 billion, although his associates put the figure closer to $8 billion.

Lev Leviev was born in Tashkent, Uzbekistan in 1956. His parents, Avner and Chana Leviev, were prominent members of the Bukharian Jewish community. In 1971, when he was fifteen, his family immigrated from Uzbekistan to Israel. Shortly afterwards, Leviev began to work as an apprentice in a diamond polishing plant, learning the 11 steps of the diamond cutting process. After serving in the IDF, he established his own diamond polishing plant.
...Wikipedia.

Blood diamonds?
No evidence of any persecution in USSR. Myth too?