Omega Speedmaster Racing Co-Axial Chronograph Watch (3188.8.131.52.01.001)
Omega Speedmaster Racing Co-Axial Chronograph Watch (3184.108.40.206.01.001) Caliber 9900 Co-Axial Master Chronometer chronograph movement. Central chronograph hand, small 12 hour counter at 3 o`clock, small seconds counter at 9 o'clock position and date window at 6 o'clock position. Black ceramic dial with index hour markers. Black ceramic bezel stamped with Tachymeter scale set on a 44.25 mm stainless steel case. Sapphire crystal on top and solid case back. Water resistant to 50 M. Black perforated leather strap and steel folding clasp.