The jewelry retailer Tiffany said Thursday its quarterly profit doubled, beating Wall Street expectations as sales rose by more than 10 percent in Asia and Europe.

Tiffany said it earned $80.8 million, or 63 cents a share, in the period, up from $40.5 million, or 29 cents a share, a year earlier.

Revenue in the period, which ended July 31 and was the second quarter of Tiffany’s fiscal year, rose 11 percent, to $732.4 million from $662.6 million.

Stock in Tiffany, which is based in New York, rose $4.24, or 11 percent, to $43.85 a share.