Bain & Co.From Bain & Co.Business Strategy AlignmentDecline in Chinese GDP Growth Takes Luster Off Global Diamond Jewelry SaleRetail sales of diamond jewelry grew last year and in the first half of 2015 by 4 percent to 8 percent with solid performance from the U.S. Meanwhile, the Chinese market continues to slow, due to stagnant GDP growth, which caused a ripple effect across the entire value chain. In 2015, diamond producers and mid-segment companies should anticipate a 10 percent to 20 percent decrease in revenue with diamond jewelry sales to remain near flat.December 11, 2015Page 1 of 1