Bob's Watches is proud to present our inventory of Rolex GMT-Master watches. With their innovative dual time zone capabilities, these timepieces are the ideal companion for pilots and world travelers alike. Originally developed for pilots, the GMT-Master has since become a symbol of elegance and high style. Our collection features both vintage and contemporary GMT Masters, all of which have been certified pre-owned by our team of experts. Shop our inventory to find the perfect Rolex GMT-Master to add to your watch box or to wear on your next trip. Shop All Pre-Owned Rolex Watches