The diamonds in the watch are cut in a variety of shapes including hearts, pears, emeralds, radiants, and rounds, each selected for its brilliance and uniqueness.

Vacheron Constantin’s new timepiece tracks the sun’s position, chimes with the sound of miniature gongs and even calculates ...

But even that jaw-dropping piece doesn’t come close to the most expensive watch in the world. That title belongs to “The Hallucination” — a watch so rare and precious, it’s priced at a ...