chronograph mechanical seagull st1901 movement pilot watch men 38mm 40mm sapphire gooseneck watches mens 2021 montre 1963, Slivery;brown

water resistance depth : 5bar origin : cn(origin) clasp type : buckle style : limited edition movement : mechanical hand wind band length : 21cm case material : stainless steel feature : shock resistant feature : chronograph feature : water resistant feature : luminous hands model number : st1901 case shape : round band width : 18mm case thickness : 13.5mm dial window material type : sapphire crystal boxes & cases material : paper item type : mechanical wristwatches dial diamete