This early Rolex Submariner Date Ref. 16610 from 1991 represents one of the most iconic professional dive watches ever produced. Crafted in stainless steel with a 40 mm Oyster case, it features a black dial with beautifully turning tritium indexes that have developed a warm patina over time, adding character and vintage appeal. The unidirectional black bezel insert complements the classic Submariner aesthetic. Powered by the automatic Rolex Caliber 3135, it offers exceptional reliability and precision. The watch is fitted with its original Oyster bracelet and is offered as a full set, enhancing its collectability. A perfect blend of tool-watch heritage and timeless design, this early 16610 is highly desirable among collectors.