A brand new authentic Omega men's luxury watch model 131.23.41.21.10.001 or 13123412110001. Features a yellow gold and ceramic bezel with Roman numerals, a green sun-brushed dial with luminous yellow gold hands and stick hour markers plus minute markers around the outer rim and date at 6 o'clock. Equipped with an automatic Co-Axial Chronometer movement (Omega Calibre 8900). Comes with a leather strap featuring rubber lining and a polished stainless steel folding clasp, along with a transparent sapphire crystal case back on a brushed and polished yellow gold and stainless steel round case measuring 41mm in diameter and 13.5mm thick. Water resistant to 50 meters (165 feet). Includes date function, power reserve indicator, hour minute second display. Backed by a 5 year WatchMaxx warranty.