Omega SA
Omega Speedmaster Automatic (informally known as the Speedmaster Reduced) is a line of chronograph wristwatches based on the Omega Speedmaster and produced by Omega SA. The Speedmaster Reduced was first introduced in 1988 as a smaller, cheaper version of the Omega Speedmaster. With a case that measures 39mm in diameter it is smaller than its big brother the Speedmaster Professional which has a case size of 42mm. The Speedmaster Reduced went out of production in 2009.