Description: Rolex GMT-Master II ref 16713 Pre-owned Rolex GMT-Master II ref 16713 (2001 – 2002). With the 6-digit collection of Rolex GMTs taking the market by storm, older-model GMTs, such as ref. 16713, are increasing in desirability and value. Part of its immense appeal lies in the ever-dwindling supply often associated with a discontinued watch and the older-style case and bracelet, which feature less solid construction and more tapered lugs. Reference 16713 also features