OLEVS Self Winding Watches for Men Automatic Mechanical Tourbillon Stainless Steel Waterproof Luminous Luxury Dress Wrist Watches Item Description ?OLEVS Men's Watches : classic tourbillon design, self winding and dual calendar windows, analog Roman numeral display and HD luminous, luxurious appearance and professional craftsmanship, more exquisite men's dress watches. ?Automatic Mechanical : original movement, support automatic and self winding, the tourbillon skeleton can offset the error caused by gravity to the parts in the escapement system of the watch, making the timekeeping more accurate and the error smaller than ordinary automatic watches. ?316L Stainless Steel : solid steel band has been polished many times to make it more durable and scratch-resistant. The concealed bi-fold butterfly buckle is convenient and comfortable to wear, and fits the wrist better without pinching hand hair. The wristband can be increased or decreased by the gift adjuster according to the size of the wrist. ?Waterproof Watches : HD luminous effect is excellent, even in the dark, it can display completely and clearly. Sealed high-hardness coated mirror, wear-resistant and scratch-resistant, can swim, bathe in cold water but can not dive. ?Shop with Confidence : we provide 30-day no-reason return refund and lifetime warranty for men's wrist watches.If you have problems during the use of the wristwatch,you can contact us through Amazon, and the professional after-sales team will provide you with services. *Only need to wind the mechanical watch and it would keep working, don't worry about the battery is dead. *Stainless steel material makes the watch more durable. Payment We accept payment only through PAYPAL Shipping We ship products worldwide through standard express courier service, it will reach within 7 to 10 days to abroad buyers, we ship the product after recieved clear payment and give full information about shipment to the buyer Return We accept product return within 7 to 21 days from delivery date but product should be in original position and not in damaged condition,the return shipping charges will be buyer responsibility