Rare Richard Mille watch could set a record at Christie’s New York auction – CNN

CNN  —  Auction house Christie’s in New York is set to offer up its most expensive watch ever – a limited-edition Richard Mille – alongside rare timepieces, such as ones that once belonged to a former US president and an Apollo 7 astronaut. The transparent Richard Mille wristwatch, with a complex sapphire case design and sapphire crystal skeletonized tourbillon,