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Certified Pre-Owned Watch Program

Omega Speedmaster Broad Arrow GMT Automatic CO-Axial Chronograph Watch 38815037

Regular price $0.00

Out of stock

From OMEGA’s beginnings, our timepieces have recorded some of the most significant moments in the world (and beyond). They have been worn by presidents and kings, astronauts and spies, movie stars and you. Behind each one is a legacy of horological quality and innovation.

Omega 3881.50.37 Speedmaster Broad Arrow GMT, 38815037, Stainless Steel on a Brown Leather Strap with a Deployant Buckle, Automatic Co Axial Caliber 3603, 55 Hour Power Reserve, COSC, Black Dial with Silver Applied Hour Markers and Luminous Hands, Date at 6 O'clock, 12 Hour Chronograph, Red Arrow Indicates Second Time Zone, Small Seconds at 9 O'clock, Sapphire Crystal, Display Back, Water Resistant, Diameter: 44.25 mm, Thickness: 15 mm

This is a beauty. It is very rare to find a watch this old with Omega Service box. Defiantly a collector watch. Please look at all the pictures, as they are part of the description. The watch is working. This is a highly collectible watch. Very few left with this rare movement. Sure, to increase in value overtime, and a great addition to your collection. The condition of the watch is the same as it appears in the photos.   The watch is working and is part of our new Certified Pre-Owned CPO Program.  Contact me if you have any questions first.

Omega 3881.50.37 Speedmaster Broad Arrow GMT Details

This is a stainless steel Omega Speedmaster Broad Arrow GMT 3881.50.37. It has a leather strap with a stainless steel deployment buckle, and a scratch resistant sapphire crystal. It includes a screw down fluted signed winding crown with crown guards, round chronograph push buttons, and there is a screw down exhibition sapphire display case back that's engraved with "OMEGA – BROAD ARROW – CO-AXIAL – GMT – 100M/330FT." The 44.25mm diameter solid three-body case, straight lugs, and flat fixed bezel, are polished/brushed. The steel bezel has a black tachymeter scale to 300 UPH. The dial is black with applied faceted steel baton hour markers with luminous end pips around a perimeter white minute/second scale. There is an inner GMT second 24-hour time zone with white Arabic numerals, and it has three steel-ringed recessed black subsidiary dials with white Arabic numerals, markers, and steel feuille indicator hands, including a running small constant seconds register at 9 o'clock, a 12-hour chronograph totalizer at 6 o'clock, and there is a 30-minute chronograph counter at the 3 o'clock position. It includes a quickset date aperture window at 6 o'clock, and it has steel broad arrow hands with luminous inserts, and a steel center sweep chronograph seconds hand with a wedge-shaped counterbalance. There is a fourth GMT steel 24-hour hand with a luminous red-outlined arrow tip. There is a Certified Official Superlative Chronometer (COSC) rating, and it's water resistant to 100 meters/330 feet. It has a 55-hour power reserve at full winding, and the 15mm thick case, dial, and movement are all signed.

This Omega Speedmaster Broad Arrow GMT 3881.50.37 has a mechanical automatic self-winding Omega caliber 3603 column wheel chronograph movement with a co-axial escapement. It's rhodium-plated with cotes de Geneve embellishment, and it's constructed with 37 jewels, blued screws, a straight-line lever escapement, an anti-shock system, and a monometallic balance that's adjusted to 5 positions. It includes a self-compensating flat balance-spring.

The Omega Speedmaster Broad Arrow GMT 3881.50.37 is one of OMEGA’s most iconic timepieces, having been a part of all six lunar missions. It was introduced in c. 2007.




Stainless Steel Case with Exhibition See through Sapphire Crystal  Case Back. Some scratches on the on case and the back. some deep scratches from trying to open the watch.

Case Size

  44,25 mm without the crown and  41,50 mm Lug to Lug

Case Back

Stainless steel cover signed, with Screw Back. 








Luminous hands & indices dial, Swiss made Mark, with the seconds Hand and date at 6 O'clock. Please see picture for more detail.


Seconds, Date, Chronograph, Tachymeter, GMT


Self-Winding Automatic Chronometer Omega CO-Axial 3603

Movement Notes

Just inspected and in great shape. Movement is running. Keeps great time see below time testing.


Genuine Omega Leather with deployment buckle, Lug Size: 20mm      Please see picture.


Come with Omega Red Service Box

Reference #


Made in


Water Resistance

No. Please pressure test before water use.

Service Level

3          (Please see Tab below for details) Please keep in mind when comparing serviced watches with none serviced watch.  Price is at least $300-$500 more based on complications. Since old watch are like old cars you never know what you gone get.

Timing Test **

0 s/day  In-House Time Test Results (See Service Level Tab)**

Certified Pre-Owned

Passed 25-point inspection. Please see tab below for details.


3-Month Service Warranty (Please see Tab below for details)


All watch functions tested and operable. Circa 2010's



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