3 products that are very scarce and expensive?

Three products that are notably scarce and expensive include the rarest wines, such as those from Bordeaux or Burgundy that can fetch astronomical prices at auction, especially in limited vintages. Another example is certain luxury watches, like the Rolex Daytona or Patek Philippe Nautilus, which can command high prices due to their rarity and high demand. Finally, high-quality diamonds, particularly those with unique colors or clarity, can also be exceedingly scarce and priced in the millions.