By Hamza Masood, WatchCharts The WatchCharts Overall Market Index saw its largest monthly drop so far this year in August, losing 1.0% of its value. The last time we reported this index losing more than 1% of its value in a single calendar month was in November 2023.  Rolex prices fell -0.8% last month while Patek Philippe prices fell -0.5%. Audemars Piguet prices fell by -0.6% for the second month … Continue reading Rolex slump leads pre-owned market prices lower in August