The Rolex Yacht-Master 42 in RLX titanium is a showcase of Rolex's in-house metallurgy as much as its watchmaking — cast from a proprietary titanium alloy developed specifically for this case and bracelet, combining polished and satin-finished surfaces with a lighter, more comfortable feel on the wrist than steel. The black lacquer dial pairs large hour markers and hands coated in blue Chromalight luminescence for strong low-light legibility, framed by a bidirectional 60-minute graduated bezel with a matte black Cerachrom ceramic insert and raised numerals — a functional nod to the model's roots in sailing and regatta timing, not purely decorative styling.

Inside, Rolex's Caliber 3235 automatic movement drives the watch with Superlative Chronometer certification, a 70-hour power reserve, and accuracy rated to -2/+2 seconds per day. The RLX titanium Oyster bracelet uses three-piece solid links with ceramic inserts engineered for added flexibility, secured by an Oysterlock safety clasp with a 5mm Easylink extension for quick sizing adjustments. A screw-down Triplock crown and solid caseback support 100 meters of water resistance, rounding out a genuinely purpose-built sports watch.