Rolex GMT-Master II 40 mm 16710BLKH1 Steel Black

The Rolex GMT-Master II is one of the most storied and immediately recognizable sport-luxury watches in the world, born from Rolex's collaboration with Pan American Airways in the 1950s and refined across decades into the dual-time powerhouse it is today. Reference 16710 represents a pivotal chapter in that lineage, produced in the stainless-steel Oyster case at the classic 40mm diameter that defined the GMT-Master aesthetic for a generation of pilots, travelers, and watch enthusiasts. The 16710BLKH1 variant is distinguished by its all-black aluminum bezel insert, giving it a stealthy, purposeful look that differs from the two-tone "Pepsi" or "Coke" colorways often associated with the line.

The 40mm Oyster case is crafted entirely from Rolex's signature stainless steel, a material chosen for its corrosion resistance, durability, and mirror-polish capability. The case is paired with the integrated Oyster bracelet, Rolex's most celebrated bracelet design, featuring flat three-piece links that offer both strength and comfort on the wrist. Water resistance to 100 meters ensures the watch is ready for everyday exposure to the elements without hesitation.

The black dial of reference 16710BLKH1 presents a clean, high-contrast face with luminous hour markers and hands that ensure legibility in low-light environments — a practical requirement that has always been central to the GMT-Master II's professional brief. The distinctive 24-hour hand, which completes one rotation every 24 hours, works in conjunction with the bidirectional rotatable bezel to track a second time zone at a glance, making this watch a genuine tool for the internationally minded wearer.

The watch is driven by an automatic movement, delivering the self-winding convenience and reliability that Rolex has long been associated with. The GMT-Master II caliber family is known for its precision, robustness, and the practical independence of the hour hand, which can be set separately from the minute hand to facilitate quick adjustment when crossing time zones — a feature that distinguishes the GMT-Master II from simpler dual-time watches.

On the wrist, the 16710BLKH1 strikes a balance between sporty presence and understated elegance. The 40mm case size sits confidently without feeling oversized by vintage or modern standards, and the all-black bezel lends a cohesive, monochromatic aesthetic that transitions smoothly from a cockpit to a boardroom. This reference has become a benchmark for what a travel watch should look and feel like, and its desirability among pre-owned watch buyers continues to be exceptionally strong.

Bizak & Co. offers this certified authentic used Rolex GMT-Master II 16710BLKH1 to discerning buyers who appreciate the combination of horological history, functional design, and enduring value. Our team carefully authenticates every timepiece before it is listed for sale, giving you confidence in your purchase. Whether you are a seasoned collector adding a classic steel GMT to your rotation or a first-time luxury watch buyer seeking an iconic reference, Bizak & Co. is ready to assist — browse our inventory at bizakandco.com or reach out directly to discuss this piece.