|Reference:||3872.50.31 (aka: 38725031)|
|Name:||Speedmaster Professional Moonwatch Plexi / See-Through / Leather|
|Produced:||1996 - 2004/6|
This version of the Omega Speedmaster Professional, reference 3872.50.31, has a plexi glass front while the back is fitted with a sapphire glass. The leather strap distinguishes it from the more common 3572.50.00. It was replaced by the 'sapphire sandwich' in 2004.