everlasting classic Stainless steel back case (black / silver) Gold-tone plated stainless steel bracelet with deployant-clasp closure high quality electric plated,never fade off Japanese movement: Accurate within seconds per month. Japanese battery for power performance IP electric golden stainless steel watchband Case diameter: 5.3 cm Band width: 2.6 cm Strap length: 24 cm Case thickness: Approx. 1.4cm Weight: 168grams Only for life waterproof, please dont put it into water, dont water Please note that small dials are for decoration only and do not work. package: watch + tool + (box,if you choice the watch together with the box.) dear,you can use the tool to adjust the watchband length for you,dont need go to the watch repaire store,save time and money.