The detail information ofSilicone Crystal Watch as belows: 1.Material:100% high quality of silicone material for strap,harmless to body; 2.Advantage:looks handsome and wear comfortable,easy wear,easy move ; 3.Certificate:ROHS & CE certificate; 4.Function:3ATM water resistence,3hands show time for diamond watch . 5.Color:any color in PMS LIST is available ; 6:Size:220*30*4mm;ten holes to adjust the size; 7.Logo:OEM or customized logo is highly welcome to be printed or engraved on the Silicone Crystal Watch or dial ; 8:Package:bubble bag or customized; 10:Movement:Japanese movement ,battery can last more than 2years with alloy case in ; 11:Usage:Silicone Crystal Watch is suitable for all kinds of people,charm &fashion,good choice for the lovers and sports lovers. Do you get some good idea of designing the diamond Watch? If yes ,please feel free to contactus anytime to help put your perfect design idea into effect. If not,it doesn't matter,Surely all our professional designer and sale representatives will try our best to work with you until find out the best design to meet your satification. We welcome all customers around the world to contact us for further details.