This pre owned longines mens watch is truly impressive and simply brilliant for any occasion crafted fromstainless steel the 41mm longines case is equipped with a waterproof screw down crown to protect the automatic movement within from extreme temperatures and harsh weather conditions the case is also equipped with an unidirectional rotating bezel an automatic self winding mechanical movement powers the watch beating at 28 800 vibrations per minute providing a 38 hour power reserve a s