OM Factory Best Edition 1:1 Patek Philippe Aquanaut ChronographMOVEMENTAsian 7750 chronograph automatic movement decorated to patek 520 movementCASE MATERIALSolid Stainless Steel 316FDATE INDICATORAt 3:00 (Adjusted via crown)FRONT GLASSScratch-proof Sapphire CrystalDIAL COLORBlue Dial with Numeral M..