DOM Mens Casual Luxury Stylish Black Calendar Leather Quartz Watches LUXURY CASUAL DESIGN: Analog casual , special calendar design , luxury style and reasonable price , charming for all occasions , best gift for family or friend PRECISE TIME KEEPING:Professional Japanese Quartz movement for accurate time keeping. DURABLE WITH COMFORT:Soft leather strap provide comfortable wearing experience , Protective sapphire coated crystal glass , better than normal glass , protects watch from scratches WATERPROOF FOR DAILY USE:Water resistant to 99 feet (30 M): withstands rain and splashes of water, Please DO NOT press any buttons in the water or wear this watch for longtime underwater activities-such as shower,swimming SIZE:Case diameter: 41mm , Case thickness: 10mm , Band width: 21.5mm , Band length: 245mm , Function: calendar