mens watch gmt automatic movement sapphire glass steel strap wristwatches luminous white face st9 watches, Slivery;brown

surface size 42mm (due to different measurement methods, there may be different results, not as a reason for disputes) we will do our good to provide you with the most satisfactory solution and help you solve the problem as soon as possible. so if you have some questions related to our products or questions you can't find the answer to, please do not hesitate to contact us we will use our professional knowledge and enthusiastic service to answer every question, to solve every problem. the gmt pointer can be adjusted separately, launch the crown, the first clockwise adjustment date, and the gmt pointer counterclockwise.syi