Speedmaster Professional Moonwatch Sapphire Sandwich / Strap
|Name: ||Speedmaster Professional Moonwatch Sapphire Sandwich / Strap|
|Produced: ||2002/1 - 2015/1/24|
|Material: ||Stainless steel|
|Diameter: ||42.00 mm|
|Lug Width: ||20.00 mm|
|W/R: ||50.00 m|
|Indexes: ||Stick / Dot|
Luxury version of the 1861. Replacement for the 863.
|Time:||Hours, Minutes, Small Seconds|
The Omega Speedmaster Professional reference 3873.50.31 is often called the 'Sapphire Sandwich' due to its sapphire glasses both front and back. It was in production from 2002 to 2015. Reference 3573.50.00 is similar though fitted with a stainless steel bracelet.