The Glycine Combat Classic Open Heart men's automatic watch is a beautifully crafted timepiece made with the finest Swiss materials. The round stainless steel case is 40 mm in size and features a scratch-resistant sapphire crystal. The see through case back allows you to view the inner workings of the watch, which is powered by a Swiss-made movement with a pull and push crown. The silver dial is accented by brown leather strap that fastens securely with a pin buckle closure. This watch is water resistant up to 50 m (165 feet).