The Rolex Submariner Date reference 116613LB, affectionately known as the “Bluesy,” is an iconic two-tone dive watch that blends luxury and performance with unmistakable style. Crafted from stainless steel and 18k yellow gold, this 40mm Submariner features a striking sunburst blue dial complemented by luminous markers and Mercedes hands, all framed by a vibrant blue ceramic bezel with gold-filled numerals. Powered by Rolex’s reliable Caliber 3135 automatic movement, it offers a 48-hour power reserve and water resistance up to 300 meters. With its solid Oyster bracelet, Glidelock clasp for quick adjustments, and robust construction, the 116613LB is as practical as it is eye-catching. This example comes complete with its original papers dated 7/11/12, underscoring its authenticity and appeal to collectors and enthusiasts alike. The bracelet has a total of 10.5 links and shows no stretch. A perfect balance of form and function, the “Bluesy” remains one of the most beloved Submariner variants ever made.