The Mido Ocean Star Decompression Worldtimer special edition watch is powered by an automatic movement inside of a 40.50mm stainless steel case with a rotating bezel. The black dial features a date display and GMT function. It is covered with a glassbox style sapphire crystal. The black rubber strap leads to a steel pin buckle. An additional easy change steel mesh strap is included. Water resistant to 200 meters.