Omega Speedmaster Moonwatch Co-Axial Watch (3184.108.40.206.01.002). Caliber 9300 Automatic Co-Axial chronograph movement with central chronograph hand. Date window at 6 o`clock position, small 30 minute counter at 3 o`clock position and 60 seconds counter at 9 o`clock position. Black ceramic dial with index hour makers. Black ceramic bezel stamped with Tachymeter scale and set on a 44.25 mm stainless steel case. Sapphire crystal on top and exhibition case back. Water resistant to 100M. Stainless steel bracelet.