It's hard to fathom that in 2023, the world's most expensive watch will cost a staggering $100 million. Who on earth could afford such a luxurious item? But, of course, the question is, who would be willing to pay such an exorbitant price for a watch? With the current market trends, it's still being determined who would be helpful to world's the world's most expensive watch, but it's definitely something to think about. world's Most Expensive Watch The Most Expensive Watch in the World As world's3 the world's most expensive watch is set to cost a staggering $100 million. This has set the record as the most expensive watch in the world. The look, known as the Graff Diamonds Hallucination, is a one-of-a-kind masterpiece crafted from 110 carats of diamonds and colored gemstones. Designed by renowned jeweler Laurence Graff, this world's most expensive watch features a floral pattern made from various gems. These include blue and pink sapphires,