The world's second largest jewelry retailer, Tiffany, in the first financial quarter ended April, increased its net profit by 53% year-on-year to 142 million 300 thousand dollars. The US company's revenue amounted to 1 billion 33 million dollars, up by 15%. Analysts had expected the figure at $959 million. Revenue growth in the Asia-Pacific region was 28%, in the Americas - 9%, in Europe - 13%, in Japan - 17%. Comparable sales in stores operating for at least a year grew by 10%. Over the past quarter, Tiffany opened 1 store and closed 2. At the end of the earnings season, 314 outlets of the American retailer were operating around the world.