Omega De Ville Hour Vision 4220.127.116.11.03.001. Steel 41mm case which is water resistant to 100 meters. Self-winding co-axial chronometer movement Omega caliber 8500, Co-Axial Escapement for greater precision stability and durability, silicon balance-spring on free sprung-balance, 2 barrels mounted in series, automatic winding in both directions to reduce winding time. Rhodium plated finish with exclusive Geneva waves in arabesque, 60 hour power reserve. Blue dial with date display at the 3 o’clock position, faceted baton hour markers. Black croc strap with steel folding clasp. Box and papers dated July 2013.