Year: 2017 This is an authentic OMEGA Stainless Steel 38.6mm Speedmaster 1957 Trilogy Chronograph Automatic Watch Black 311.10.39.30.01.001. This watch is crafted of stainless steel and features a black dial, three sub-dials, sapphire crystal, and an automatic movement. Follow this item for alerts. Omega is a registered trademark of Omega. FASHIONPHILE is not affiliated with Omega.