Description: Rolex Sky-Dweller 326939 Pre-owned Rolex Sky-Dweller ref 326939 (2013) comes from the early years of Rolex’s most complex modern watch. Introduced in 2012, the Sky-Dweller was designed with travelers in mind, combining an annual calendar with a second time zone in a way that remains surprisingly easy to use. This reference features Rolex’s White Rolesor construction, pairing a stainless steel Oyster bracelet with an 18k white gold fluted bezel.