This is an authentic OMEGA Stainless Steel 42mm Seamaster 300M Chronograph Diver Automatic Watch Black 2598.80.00. The watch is crafted of stainless steel and features a black dial, three sub-dials, date display, sapphire crystal, and an automatic movement. Follow this item for alerts. Omega is a registered trademark of Omega. FASHIONPHILE is not affiliated with Omega.