31MM: * Face: 31mm * Dial: 25mm * Dial Color: Mother of pearl * Strap Color: Gold * Material: Stainless steel case (316L) + Electroplated to guarantee that your watch will not tarnish. * Movement: Japan Quartz Movement * Watch Glass: Sapphire (scratch resistant & enhanced visual clarity) * Water Resistant: 5ATM (rain and shower resistant - however we always recommend removing your watch before showering or swimming) * Size: Adjustable to fit your wrist perfectly * Adjustable length: 135mm-190mm (min-max)