Omega Speedmaster Speedmaster Professional Moonwatch Plexi / See-Through / Leather

Reference 3872.50.31

Omega Speedmaster Professional Moonwatch Plexi / See-Through / Leather

About this watch

The Omega Speedmaster Professional Moonwatch is a legendary timepiece that embodies the perfect blend of history, craftsmanship, and style. With its rich heritage dating back to 1848, this watch has been part of humanity's most significant achievements, including the moon landing. The reference 3872.50.31 features a stunning design with a polished stainless steel case, plexi glass, and a black dial with stick and dot indexes. Powered by the Omega caliber 1863, a hand-wound movement renowned for its precision and reliability, this watch is a must-have for any watch enthusiast or collector. With its luxurious leather strap, water resistance of 50 meters, and unique ability to resist shattering, the Speedmaster Professional Moonwatch is not just a timepiece but an investment that will appreciate over time. Whether you're an astronaut at heart or a casual wearer, this watch offers something special for everyone, making it a true masterpiece of horology.

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Key Features

Stainless steel case with polished and brushed finish
Plexi glass with unique ability to resist shattering
Black dial with stick and dot indexes
Omega caliber 1863 hand-wound movement with 18 jewels
48-hour power reserve
Intuitive chronograph feature
Water resistance of 50 meters
Luxurious leather strap
Limited production run

Specifications

Brand

Omega

Family

Speedmaster

Model

Speedmaster Professional Moonwatch Plexi / See-Through / Leather

Reference

3872.50.31

Movement

1863

Movement Features

Hours, Minutes, Small Seconds
Chronograph

Case

Stainless Steel 42mm

Dial Color

Black

Crystal

Plexi

Water Resistance

Current Listings

Omega Speedmaster Professional Moonwatch White Dial Complete Set w/ Box, Papers and Warranty!

Omega - 145.022-69ST · $8,500

a pre-owned Omega Speedmaster Professional Moonwatch with a white dial, complete set including box and warranty.

Box: yes, with original box
Papers: yes, including papers and warranty
Warranty: still under warranty

Posted at

Mar 21, 2026, 3:45 PM

Active

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Omega Speedmaster Grey Side Of The Moon - GSOTM - Grey Dial - 44mm - 311.93.44.51.99.001

Omega - 311.93.44.51.99.001 · $7,550

Up for sale is an Omega Speedmaster Grey Side Of The Moon - GSOTM - Grey Dial - 44mm.

Condition: Great, with minor chip on edge of case back
Case size: 44mm diameter
Clasp material: titanium ceramic

Posted at

Mar 21, 2026, 11:58 AM

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Omega Speedmaster Date 3513.50 $1,800

Omega - 3513.50 · $1,800

The Omega Speedmaster Date 3513.50 features a deep sunburst textured black dial with a classic polished bezel, powered by the Omega 1152, Valjoux 7750 date automatic chronograph.

Condition: Preowned - Good
Case Diameter: 39mm

Posted at

Mar 21, 2026, 9:51 AM

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Omega Speedmaster Date 3210.50.00

Omega - 3210.50.00 · $2,100

This Omega Speedmaster Date is in excellent condition, featuring a chronograph function and a bracelet with 7 removable links.

Condition: Excellent condition
Bracelet length: 7.5"
Links: 7
Shipping: shipped and insured within the U.S.

Posted at

Mar 21, 2026, 9:41 AM

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20mm Black Omega Speedmaster Rubber Strap and Deployant Clasp

Omega - Speedmaster · $499

Up for sale is this extremely comfortable Omega Strap and Clasp, **Like New**, with a moon surface texture on the underside.

Condition: Excellent
Size: Medium / Standard
Strap width: 20mm

Posted at

Mar 21, 2026, 12:36 AM

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Omega Speedmaster 39mm $2500

Omega - 39mm · $2,500

A Omega Speedmaster 39mm is being listed for sale, with the original purchase from eBay in Japan a few years ago. The watch may have been serviced but no guarantees are made.

Case diameter: 39mm

Posted at

Mar 20, 2026, 11:12 PM

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Omega Speedmaster Professional “Reverse Panda” 42MM - 310.30.42.50.01.004 (NEW / UNWORN 2026 COMPLETE SET)

Omega - 310.30.42.50.01.004 · $10,500

A 42MM Omega Speedmaster Professional 'Reverse Panda' with all original packaging and accessories, in pristine condition.

Condition: New / Unworn
Size: 42mm diameter
Included accessories: outer sleeve, outer box, inner box, all cards, x2 manuals, AD shipping coffin, serialized hangtag, UPC Sticker, microfiber, travel case

Posted at

Mar 20, 2026, 10:10 PM

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