Medium 40Nine stainless steel and silicone rubber watch. This is a standard Ladies-size watch or an under-sized mens watch. 40mm wide (approximately 1.6 inches wide) 13mm thick (approximately 0.5 inches thick) Date Feature Rotating Bezel Silicone Rubber strap with matching loops Mineral Crystal Japanese Quartz movement Water-resistant to 165 feet 2-year warranty on the movement