BUS 5117: Strategic Making and Management Written Assignment 3 De Beers is the world’s Largest diamond company that deals in exploration, diamond mining, diamond retail, diamond trading and industrial diamond manufacturing in South Africa in 1988 and expanded its stores worldwide (McAdams, D.& Reavis, C. ,2008). De Beers controlled most of the diamond cutting and publishing industry and while DeBeers held a monopoly in the market at one time produced 45% of the world’s rough diamonds and sol...