Dubai: The luxury watch world doesn’t shock easily. But when Audemars Piguet announced its collaboration with Swatch, set to launch on May 16, even seasoned collectors and reality stars with sprawling watch wardrobes did a double take. In Dubai, a city where rare watches are treated like trophies and social currency, the announcement and build-up has become one of the hottest talking points among collectors, entrepreneurs, and reality stars. And surprisingly, many of them are fully on board. Dubai entrepreneur Ahmed Bin Chaibah, who owns a staggering collection of 19 Audemars Piguet watches, 12 Patek Philippe timepieces, and two Vacheron Constantin, believes the collaboration is one of the smartest luxury marketing moves in years. “This is what you call a stroke of marketing genius,” Bin Chaibah said in an interview with Gulf News.…