The TUDOR Black Bay 41 S&G watch is powered by an automatic movement inside of a 41mm stainless steel case with a smooth yellow gold bezel. The screw-down winding crown is made of yellow gold and has the TUDOR rose in relief The silver dial reveals diamond hour markers. It is protected by sapphire crystal. The stainless steel and yellow gold bracelet is secured by a "T-fit" deployant clasp. Waterproof to 100 meters.