The ultra-luxury watch market this week

As of September 28, 2026, the Price Index stands at 99.974 (-0.026% since baseline) across 11,933 matched listings over 117 tracked days. A. Lange & Söhne (+0.15%) and Tudor (+0.01%) recorded gains, while Audemars Piguet (-0.13%), Jaeger-LeCoultre (-0.13%), and Cartier (-0.11%) declined. The Grail Index tracks 183 documented $1M+ results totaling $619,611,257 over 2002–2026. In verified results, Sotheby's Important Watches sale in Hong Kong (concluded September 18, 2026) recorded three verified lots led by rare Patek Philippe complications with a top result of $520,000. Phillips concluded two Geneva Sessions online auctions on September 11, 2026: one achieved a $700,000 high across four verified lots led by F.P. Journe and A. Lange & Söhne, while the other posted one verified lot reaching $282,500 for an F.P. Journe. Ahead, Christie's will hold Watches Online: The Dubai Edit in Dubai on October 5, 2026, followed by Sotheby's Fine Watches in Paris on October 7, 2026, and Phillips The New York Watch Auction (Autumn) in New York on October 22, 2026.