Speedmaster Professional Moonwatch Sapphire Sandwich / Strap

Reference 3873.50.31 (aka: 38735031)

Reference only — not currently in stock

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.

Brand

Omega

Model

Speedmaster Professional Moonwatch Sapphire Sandwich / Strap

Reference

3873.50.31 (aka: 38735031)

Category

Speedmaster Moonwatch

Movement

Omega caliber 1863 Hours, Minutes, Small Seconds | Chronograph

Case material

Stainless Steel

Case diameter

42 mm

Dial color

Black

Crystal

Sapphire

Case back

Open

Water resistance

50 m

Lugs

20

Complications

Chronograph