WatchCharts market index flat in July as Cartier Roadster prices rise
The WatchCharts Overall Market Index was unchanged in July 2026. Patek Philippe rose 1.2%, Audemars Piguet gained 0.2% and Rolex fell 0.6%, while Glashütte Original led brands with a 1.4% increase. Cartier’s original Roadster index gained 5.3% since the collection’s April relaunch, reaching an all-time high in early August; Cartier overall rose 10.7% over the past year.