Rolex GMT-Master II Oystersteel — Black Dial | Ref. 116710LN

Reference 116710LN is the purist's choice in the GMT-Master II lineage — a 40 mm Oystersteel sports watch with a black Cerachrom bezel insert and a clean matte black dial that communicates with exemplary legibility under any conditions. Introduced in 2007 as Rolex's first GMT-Master II to incorporate the monochromatic black bezel (the 'LN' suffix denoting Lunette Noire), the 116710LN rapidly became one of the brand's most commercially significant references. Its appeal lies precisely in its restraint: no two-colour bezel complexity, no precious metal — just a supremely engineered professional tool watch in Rolex's proprietary Oystersteel.

The 116710LN is powered by the Calibre 3186, the self-winding movement that replaced the 3185 in this generation of GMT-Master. The 3186 introduced Rolex's proprietary Parachrom hairspring — resistant to magnetic fields and approximately ten times more precise after shocks than conventional hairsprings — alongside an independently adjustable GMT hand that allows the wearer to set a second time zone without interrupting the running of the local time display. The bidirectional 24-hour bezel completes the dual-time functionality. The case achieves water resistance to 100 metres via the Triplock winding crown.

The 116710LN holds enduring secondary market credibility as the definitive steel GMT-Master II of its era. It predates the ceramic-bezel, jubilee-bracelet 126710BLNR and its successors, and occupies a position as the last 'working' GMT before the model adopted a more fashion-forward identity. Collectors seeking a serious travel companion rather than a status piece consistently gravitate toward this reference, and unworn examples in full set condition remain among the more actively sought steel sports watches on the market.