“The most complicated wristwatch ever produced” by the Swiss manufacture, Patek Philippe, is about to go on sale on Oct. 7 at Patrizzi and Co.'s Madison Avenue showroom. The double-faced "Sky Moon Tourbillon," is estimated to sell for $1.1...

For those who have the riches to deck their wrist with a Patek Philippe watch, here’s a chance to own one of the rare Patek Philippe Sky Moon Tourbillon watches at SoKoBe, a high end jewelry company. Though all Patek Philippe watches are special, sky.