Omega Seamaster Aqua Terra 150M Co-Axial Master Chronometer. It has a stainless steel case. The watch is water resistant to 50 meters.
Here are the specifications of the watch:
Movement: VS Factory Clone 8500 Automatic Movement
Case: 904L Stainless Steel
Case Diameter: 41mm
Case Thickness: 13mm
Dial: Black Dial with White Index Hour Markers and Hands
Bezel: Black Ceramic Bezel with Date Window
Crystal: Sapphire Crystal with AR Coating
Strap: 904L stainless-steel 
Water Resistance: 50 Meters
The VS Factory is known for making high-quality 1:1 Superclone watches. This particular replica is very close to the genuine Omega Seamaster Aqua Terra 150M Co-Axial Master Chronometer in terms of design, materials, and finishing. The only major difference is the movement, which is a cloned movement instead of the genuine Omega 8500 movement. However, the cloned movement is also of high quality and performs well