Rolex GMT Master II 40 mm 116710LN1 Steel Black

The Rolex GMT-Master II 116710LN1 is one of the most recognizable and consistently coveted references in modern watchmaking — a 40mm Oystersteel tool watch that redefined what a professional GMT complication could look like. Introduced as the successor to the aluminum-bezel GMT-Master family, the 116710LN marked Rolex's definitive commitment to Cerachrom ceramic bezels, a proprietary material that is virtually scratchproof, fade-resistant, and engineered to last generations. The all-black monochromatic configuration earned this reference the affectionate nickname 'Blackout' among collectors, and its clean, aggressive presence on the wrist made it an instant classic.

The design language of the 116710LN is defined by its bold cohesion. The black Cerachrom bezel insert wraps seamlessly around the 40mm Oystersteel case, a proprietary alloy prized for its corrosion resistance and lustrous finish. The black dial anchors the look with sharp applied hour markers and the luminous GMT hand — typically rendered in red or a contrasting tone — that allows the wearer to track a second time zone at a glance. The Oyster bracelet, with its characteristic three-link construction and brushed center links flanked by polished outer links, adds both comfort and structural integrity to the package.

At its heart, the GMT-Master II complication is a genuine traveler's instrument. Unlike the original GMT-Master, the GMT-Master II allows the local hour hand to be set independently of the GMT hand in one-hour increments, making it possible to track home time on the 24-hour bezel while resetting the local hour hand to any new time zone upon arrival. This independently adjustable local hour hand is the hallmark of the Mark II generation and remains one of the most practical complications a watch can carry for anyone who crosses time zones regularly.

The 116710LN is water resistant to 100 meters (330 feet), consistent with the Oyster case's screw-down crown and case-back construction that Rolex pioneered and has refined across decades. The watch is powered by an automatic movement — Rolex's in-house manufacture caliber used across this generation of GMT-Master II references — delivering the reliability, precision, and serviceability that professional users and collectors alike demand. The combination of certified COSC-level precision standards and Rolex's own additional testing means this movement performs at the highest tier of industrially produced mechanical watchmaking.

On the wrist, the 116710LN1 occupies a sweet spot that very few watches achieve: it is dressy enough for a business dinner, robust enough for an active lifestyle, and technically purposeful enough to satisfy the most demanding collector. At 40mm, the case diameter sits comfortably on a wide range of wrist sizes without the imposing bulk of larger sport watches, and the Oyster bracelet's adjustable Easylink extension system ensures a precise, comfortable fit throughout the day.

Bizak & Co. is proud to offer this certified authentic pre-owned Rolex GMT-Master II 116710LN1 for sale online. Every watch in our inventory is thoroughly verified for authenticity before listing, and our team of knowledgeable specialists is available to answer any questions about this reference, its condition, or the purchase process. Whether you are a first-time buyer of a pre-owned Rolex or an experienced collector adding to your GMT collection, Bizak & Co. provides the confidence, expertise, and curated inventory to make your acquisition exceptional. Reach out today to buy this Rolex GMT-Master II 116710LN1 or to explore our broader selection of pre-owned luxury watches.