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

Reference 3872.50.01

About this watch

The Omega Speedmaster Professional Moonwatch Plexi is a stunning celebration of design, functionality, and history. Its sleek stainless-steel case, measuring 42mm in diameter, strikes a perfect balance between elegance and masculinity. The black dial with stick and dot indexes is both stylish and functional, while the tachymeter bezel adds a sporty touch. The open case back showcases the intricate workings of the Omega caliber 1863 movement, allowing watch enthusiasts to appreciate the craftsmanship that goes into each timepiece. This hand-wound chronograph features 18 jewels and boasts a power reserve of 48 hours, delivering accurate timekeeping with its frequency of 21,600 vibrations per hour. The chronograph functionality is where this watch truly shines, allowing you to measure elapsed time with precision. With a water resistance of 50 meters, the Omega Speedmaster Professional Moonwatch can handle splashes and brief immersions. Its rich history adds a layer of nostalgia and significance to the watch, making it not just a fashion statement but also a smart investment. Whether you're a seasoned collector or a first-time buyer, this watch offers something special for everyone.
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Key Features

  • Omega caliber 1863 movement
  • Hand-wound chronograph with 18 jewels
  • 48-hour power reserve
  • Tachymeter bezel
  • Plexiglass crystal
  • Open case back
  • 50-meter water resistance

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch Plexi / See-Through / Leather
Reference
3872.50.01
Movement
1863
Movement Features
  • Hours, Minutes, Small Seconds
  • Chronograph
Case
Stainless Steel 42mm
Dial Color
Black
Crystal
Plexi
Water Resistance
50

Current Listings

[WTS] Hruodland Quartz Chronograph- Vintage Omega Speedmaster TV Dial Homage

Hruodland Quartz Chronograph- Vintage Omega Speedmaster TV Dial Homage

Omega - Speedmaster · $5,000
This watch is a vintage homage to the iconic Omega Speedmaster with a TV dial design, featuring quartz chronograph functionality.

  • Year: vintage
Posted at
Mar 9, 2026, 12:56 PM
Active
[WTS] [WTT] Omega Speedmaster Moonwatch. White Dial. Bracelet. Full Kit. Ref. 310.30.42.50.04.001

[WTT] Omega Speedmaster Moonwatch. White Dial. Bracelet. Full Kit. Ref. 310.30.42.50.04.001

A white dial Omega Speedmaster Professional Moonwatch on a steel bracelet, reference 310.30.42.50.04.001 is being sold with its full kit, including box, cards, and warranty.

  • Condition: Very good
  • Case size: 42mm diameter
  • Bracelet links included: yes
  • Box and cards included: yes
Posted at
Mar 9, 2026, 7:05 AM
Active
[WTS] Omega Speedmaster Reduced 3510.50

Omega Speedmaster Reduced 3510.50

Omega - 3510.50 · $2,800
A Omega Speedmaster Reduced 3510.50, a 39mm watch with hesalite crystal and dial lume with even cream coloring.

  • Condition: Pretty good condition considering the age with signs of light wear.
  • Case size: 39mm
  • Crystal material: hesalite
Posted at
Mar 9, 2026, 2:29 AM
Active
[WTS] Omega Speedmaster Date ref. 3212.80.00 40mm | Great Condition (with Original Box & Serviced) | $2600

Omega Speedmaster Date ref. 3212.80.00 40mm | Great Condition (with Original Box & Serviced) | $2600

Omega - 3212.80.00 · $2,600
The Omega Speedmaster Date ref. 3212.80.00 features a 40mm stainless steel case, deep blue dial, and classic tri-compax layout with running seconds, 30-minute counter, and 12-hour chronograph totalizer.

  • Condition: Great condition
  • Case size: 40mm diameter
  • Bracelet length: 7.5-7.7 inches
  • Movement power reserve: 44 hours
Posted at
Mar 8, 2026, 10:58 PM
Active
[WTS] Omega Speedmaster ’57 Gold on Leather Strap 2025 MINT FULL 331.22.42.51.01.001

Omega Speedmaster ’57 Gold on Leather Strap 2025 MINT FULL 331.22.42.51.01.001

The Omega Speedmaster Co-Axial Chronograph is a luxurious everyday chronograph with serious pedigree, blending legendary heritage with refined execution.

  • Condition: Mint, minimal signs of wear
  • Case Size: 41.5 mm diameter
  • Thickness: 16.17 mm
  • Lug To Lug: 50 mm
Posted at
Mar 8, 2026, 10:36 PM
Active
[WTS] Omega Speedmaster Professional 3570.50.00 (Hesalite) 1861 cal

Omega Speedmaster Professional 3570.50.00 (Hesalite) 1861 cal

Omega - 3570.50.00 · $3,999
Selling an Omega Speedmaster Professional 3570.50.00 (Hesalite) 1861 cal watch in good condition, with a full service at Omega AD in 2022 and original papers from the first owner.

  • Condition: good condition
  • Year of purchase: 2014
  • Bracelet condition: has scratches on clasp area due to typing on a laptop
  • Additional accessories: extra NATO strap
Posted at
Mar 8, 2026, 9:34 PM
Active
[WTS] Omega Speedmaster METAS 3861 Sapphire Sandwich - Mint - 2023 (under Omega warranty until 2028) - Latest Version With Quick Adjust Clasp - Full Kit

Omega Speedmaster METAS 3861 Sapphire Sandwich - Mint - 2023 (under Omega warranty until 2028) - Latest Version With Quick Adjust Clasp - Full Kit

Omega - 3861 · $6,900
This Omega Speedmaster Moonwatch is a full kit dated May 2023, under warranty until May 2028. It has some minor scratches on the clasp but runs flawlessly and is in great condition.

  • Condition: Mint with desk dive scratches on the clasp
  • Year of manufacture: 2023
  • Warranty expiration year: 2028
  • Case condition: Mint
Posted at
Mar 8, 2026, 8:54 PM
Active

2022 Omega Speedmaster Moonwatch Sapphire 42mm 310.30.42.50.01.002 Mint Complete

This 2022 Omega Speedmaster Moonwatch Sapphire 42mm is a first watch worn on the moon, featuring photos and a video on the seller's website.

  • Condition: Minty fresh
  • Case size: 42mm
  • Year: 2022
  • Contents: watch,inner & outer boxes,warranty card,pictogram,master chronometer,instruction booklet,black travel case,hang tag,cleaning cloth,Moonwatch Booklet
Posted at
Apr 7, 2025, 2:59 PM
Active
Omega Speedmaster Chronograph  - Blue - Stainless Steel - 38mm - Mint

Omega Speedmaster Chronograph - Blue - Stainless Steel - 38mm - Mint

This Omega Speedmaster Chronograph features a 38mm stainless steel case, blue dial, and automatic movement.

  • Condition: Pre-Owned - Mint
  • Case size: 38mm diameter
  • Bracelet type: Stainless Steel
  • Dial color: Blue
Posted at
Apr 5, 2025, 6:13 PM
Active