GOHUOS Men's Business Casual Auto Date Week Quartz Canvas Band Wrist Watch-Yellow Imported High Abrasion resistant glass, A-class material. Original Japanese Quartz movement with auto date calendar. Week display. Advanced manufacturing technology, wear well and wear comfortable. Stainless Steel water proof case cover, soft canvas watch strap provide comfortable wearing experience. 30M waterproof design(not for swiming, diving, showing,etc), good choice suitable for outdoor sports use.