Its revenue jump came despite sales in France plummeting 7.8% as “negative impacts from the recent terrorist attacks”, hit trading.
Unfavourable currencies and investment in expansion following the $1.8 billion acquisition of rival Tumi hit first-half profits, down 12.7% to $82.4 million.
Chairman Tim Parker said: "Despite the challenging trading conditions, our top lines showed steady growth, which is testament to the resilence of the business model."
He added that the firm made good progress in growing its online division.