What is that American Open. The game ended today. Rafael Nadal spent nearly five hours on the court and won the Grand Slam championship. The game between Daniel Medvedev and Nadal is very difficult. Every time Nadal wipes the sweat from his forehead, it gives watch lovers a real pleasure – ingeniously Show off his $ 725,000 Richard Mille (Richard Mille) watch. Medvedev, the fifth seed who is seeking the first men’s Grand Slam title, has played a good fight for Nadal (now has won 19 professional championships). The 23-year-old Russian Medvedev has just announced that he has become the brand ambassador of luxury watch brand Bovet 1822. Nadal (Nadal)…