Rolex GMT-Master II 40 mm 116718LN Yellow Gold Black Rolex GMT-Master II 40 mm 116718LN Yellow…

The Rolex GMT-Master II is universally recognized as the definitive pilot's and traveler's watch, born from a 1954 collaboration between Rolex and Pan American World Airways to give long-haul crews an instant, legible way to track two time zones simultaneously. Over seven decades the reference evolved from the original GMT-Master into the GMT-Master II in 1983, introducing an independently adjustable 24-hour hand so the wearer can set the local hour without disturbing the running seconds or the home-time hand — a functionally superior architecture that remains the gold standard for dual-timezone timekeeping today.

Reference 116718LN represents one of the most dramatic expressions of the GMT-Master II concept: a 40mm Oyster case and matching Oyster bracelet rendered entirely in 18k yellow gold, anchored by a full black Cerachrom ceramic bezel insert. Rolex's proprietary Cerachrom material is virtually scratchproof, chemically inert, and UV-stable, meaning the bold black color of the bezel will remain uniform for decades. The graduated black dial echoes the bezel's monochromatic statement, creating a striking tonal coherence that photographs as confidently as it wears in person.

The case diameter of 40mm sits at the sweet spot Rolex perfected for the GMT-Master II — substantial enough to read the dual-timezone display at a glance, yet perfectly proportioned on a wide range of wrist sizes. The three-piece link Oyster bracelet in 18k yellow gold includes the Easylink comfort extension system, allowing the wearer to add up to 5mm of length in seconds without tools — an understated but genuinely useful feature for active wearers navigating changing climates or altitudes. Water resistance is rated to 100 meters (330 feet), in keeping with the Oyster standard.

Powering the 116718LN is an automatic movement, the hallmark of Rolex's self-winding Oyster Perpetual architecture. The GMT-Master II caliber in this generation is a column-wheel controlled, bidirectionally winding movement celebrated for its robust reliability and COSC-exceeding precision — characteristics that have made Rolex movements the benchmark against which all Swiss automatic movements are measured. Regular servicing by a qualified watchmaker will keep this reference running accurately for generations.

From a collector and investment perspective, the 116718LN in yellow gold with a black bezel occupies a uniquely prestigious position. Yellow gold GMT-Master II references are produced in far smaller quantities than their stainless steel counterparts, making them intrinsically rarer and consistently sought after on the secondary market. The all-black ceramic bezel configuration adds further desirability, combining a sportif aesthetic with precious-metal opulence in a way that appeals equally to seasoned horological collectors and style-conscious first-time luxury watch buyers.

At Bizak & Co., every pre-owned Rolex we offer — including this certified authentic GMT-Master II 116718LN — is carefully inspected and verified before being listed for sale. We are not an authorized Rolex dealer, but our expertise in the secondary luxury watch market means you can buy with confidence, knowing the watch has been evaluated by knowledgeable professionals. Browse our collection at bizakandco.com or reach out directly — our team is ready to answer every question and guide you through a secure, transparent purchase.