Designed to withstand the challenges of military aviation, the 41mm Black NAV-D is meticulously crafted for precision and durability. Featuring a high-impact composite fibreshell case and sapphire crystal, it's an authentic military tool watch rated for +30,000ft and built to conquer the clouds. Tap to shop the watch. #MarathonWatch #BestInTheLongRun #MilitaryWatch #Navigator #PilotsWatch