If they feel anxious about the financial crisis wreaking havoc in Europe’s economy, Rosa Oriol and Salvador Tous, the couple in charge of a fast-growing family jewellery and accessories company near Barcelona, are hiding it well.

At 8pm on a weekday, they and many of their employees are busy at the elegant Tous headquarters, a converted 19th-century textile factory in Manresa, overseeing the company’s ambitious international expansion plans.