Details Breitling Chronomat B13047 Men's Watch. 40mm Stainless Steel case. Yellow gold and Stainless steel Unidirectional bezel. triple register dial with gold hour markers and gold luminous hands. Tachymetre outer rim. Brown calfskin strap with stainless steel buckle. Will fit up to a 7-inch wrist. Automatic self-winding movement. Sapphire crystal. This watch is backed by our one year warranty.