Description
The Longines Ultra-Chron Carbon L2.839.4.52.2 is a high-frequency automatic watch featuring a 43mm cushion-shaped case crafted from titanium and carbon. It houses the Longines calibre L836.6, operating at 36,000 vibrations per hour, with a monocrystalline silicon balance-spring and a power reserve of up to 52 hours. The anthracite dial includes applied silver indexes and PVD grey polished hands, both treated with Swiss Super-LumiNova® for enhanced visibility. The watch is water-resistant up to 30 bar (300 meters) and comes with a black nylon strap secured by a titanium buckle. Reference number: L2.839.4.52.2.