(IDEX Online) - Exports of Swiss watches surged during November to their "highest-ever monthly level" with sales of almost CHF2.5bn ($2.95bn).That's a growth of 3.1 per cent compared with the previous month, according to new figures from the Federation of the Swiss Watch Industry Exports (FHS).It represents a year-on-year increase for January to November of 7.7 per cent.The most significant rise in sales was 12.9 per cent in Hong Kong, the second biggest market for Swiss watches.The USA, which enjoyed a 5.0 per cent increase in October, saw sales grow by just 0.9 per cent.China was the only one of the six main markets to see a slowdown, with sales decreasing by 3.7 per cent.The UK was up 16.7 per cent, Japan 11.9 per cent, Singapore 1.1 per cent, Germany 3.9 per cent and United Arab Emirates 9.5 per cent.