5 Most Expensive Watch Brands in the World

3. Jacob & Co 

Insider Monkey Score: 2.7 

The most expensive watch Jacob & Co has ever sold is the Billionaire which was sold for $18 Million which makes it stand among the top 10 expensive watches in the world. Their Billionaire Timeless Treasure was introduced in 2023 and is adorned with 425 fancy yellow and fancy intense yellow diamonds, totaling an astonishing 216.89 carats The process of sourcing, cutting, and setting these exceptional gems took over three and a half years. Another recent highlight from Jacob & Co. is the Astronomia Sky which is a celestial marvel that features a three-dimensional sidereal display.