Key Features UNIQUE ELEGANT DESIGN: Minimalist,Simple life.Classic Calendar and Week Window; DURABLE COMFORTABLE:Thick 316L Black Solid Stainless Steel Band,IP Matte Plating Watch Case,Never fade; Hardlex ;Suitable watch weight, Smooth Watch surface. PRODUCT PACKAGING : This watch is well packaged in a stylish and luxurious CRRJU watch box with manual and watch tools,it will be a wonderful gift watches for yourself or for that special someone WATERPROOF:3ATM,HANDWASH,SWIMMING,NO PROBLEM! NOTE:DO NOT press any buttons in the water or wear this watch for longtime underwater activities - such as diving, ect.