Besides a new Limited Edition Speedmaster Professional to celebrate the 40th anniversary of the 1971 Apollo 15 mission (restricted to 1971 pieces), Omega unveiled their latest addition to the Speedmaster family. The Speedmaster Omega Co-Axial Chronograph. Youve read it correctly, it says Speedmaster OMEGA Co-axial Chronograph. The emphasis is clearly on their new chronograph in-house caliber 9300 and caliber 9301 movements with co-axial escapement, or as they say in Switzerland L chappement Co-Axial.The difference between the caliber 9300 and 9301 are in the finish of the movement, where the 9301 should be seen as the movement with a luxury finish like a 18ct red gold rotor and balance bridg...