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] Omega Speedmaster Professional 3590.50 - $3495 Shipped ✈️](https://external-preview.redd.it/YDKPbCLnq2CD-04Z9ajIvdGZJ1ZwaLlPCX5fKNuqbtg.jpeg?auto=webp&s=f343a974e96c0cfbf3f35217282a2d6d432d65e7)
Omega Speedmaster Professional 3590.50 - $3495 Shipped ✈️
This Omega Speedmaster Professional features a Tritium dial and Cal 861 movement, with all functions working well.
- Condition: Excellent (Watch runs well, all functions work)
- Size: 7.5 inch wrist size
- Location: Conus (USA)
![[WTS] Omega Speedmaster Professional Moonwatch ( 310.30.42.50.01.001 ) - Full Kit - Reduced](https://external-preview.redd.it/4Qhrnoh_aF2m2H78zKWw2DzYOwEnTK-L9f3QMUs_Uy8.jpeg?auto=webp&s=7dd0ad6f799d38afd673f22607a47d9dffd16ece)
Omega Speedmaster Professional Moonwatch ( 310.30.42.50.01.001 ) - Full Kit - Reduced
This Omega Speedmaster Professional is a 42mm watch with a full kit. It has been used but is in great condition, with some small scratches around the watch and on the bracelet.
- Condition: Great condition, some small scratches
- Bracelet condition: Little to no scratches
- Payment methods: Bank Wire, paypal f&f
![[WTS] Omega Speedmaster Reduced 3511.12 Yellow JAPAN 🇯🇵 EXCLUSIVE](https://preview.redd.it/qejmeacx18ze1.jpeg?auto=webp&s=e40ff5bdc522a5ed204a2d7c10a92ca153cde7c7)
Omega Speedmaster Reduced 3511.12 Yellow JAPAN 🇯🇵 EXCLUSIVE
Additional Details: Omega Speedmaster Reduced, watch comes with box and booklet, 7" bracelet
- Bracelet length: 7 inch
- Box and papers included: yes

Omega Speedmaster Moonwatch Sapphire - 3861 - 310.30.42.50.01.002 (new / 2025)
A brand new Omega Speedmaster Moonwatch Professional Sapphire with Adjustable Clasp, featuring a 42mm stainless steel case and 3861 Omega Master Chronometer Movement.
- Condition: Brand new
- Case size: 42mm diameter
- Water resistance: not specified

Omega Speedmaster Moonwatch Hesalite - 3861 - 310.30.42.50.01.001 (new / 2025)
This Omega Speedmaster Moonwatch Professional features a stainless steel case and a Master Chronometer movement, with a hesalite crystal. It comes complete with all boxes, papers, booklets, hang tag, and a 2025 Omega Warranty Card.
- Condition: Brand New
- Case size: 42mm
- Movement type: Master Chronometer
Omega Speedmaster Reduced White Dial Automatic 3510.2000
A white dial Omega Speedmaster Reduced, a chronograph with a mechanical automatic movement, housed in a stainless steel case.
- Condition: 90%
- Case Size: 38mm diameter
- Movement Type: Mechanical Automatic
![[WTS] Omega Speedmaster Professional Moonwatch Big Box Set + Omega NATO Strap + Extras](https://external-preview.redd.it/-2Fk4Ft4wlJdGfuqVQqhrUydLm4QC0Q3J4bfVl8JH_0.jpeg?auto=webp&s=9803b2e17f86d4173ae7c5084469f6a12654f35d)
Omega Speedmaster Professional Moonwatch Big Box Set + Omega NATO Strap + Extras
This Omega Speedmaster Professional Moonwatch comes with a big box set and various accessories, including an orange and black Omega NATO strap. The watch is in great condition with the original protective paper box still intact.
- Condition: Great condition with plastic on the inner briefcase box
- Straps included: 8
- Nato strap type: orange and black Omega NATO strap
- Outer packaging included: outer protective paper box
![[WTS] Omega Speedmaster Professional Hesalite Dec 24](https://preview.redd.it/3r71ih98q6ze1.jpg?width=640&crop=smart&auto=webp&s=05fcaafcad7290893af321102942ca15b45ef4c5)
Omega Speedmaster Professional Hesalite Dec 24
A brand new Omega Speedmaster Professional Hesalite, sold with the complete set and warranty cards. The watch is in excellent condition and runs flawlessly.
- Condition: near mint
- Purchase Year: 2024
- Warranty Cards: stamped
- Condition Scratches: minor hairline scratches on clasp

Omega SPEEDMASTER PROFESSIONAL MOONWATCH WHITE DIAL 2024 WARRANTY FULL SET
New 2024 Model 42mm Omega Speedmaster Professional Moonwatch Stainless Steel with White Dial & Sapphire Crystals. Manual-Winding Chronograph 3861 Movement with Co-Axial Escapement.
- Condition: Unpolished, Excellent condition
- Movement: Manual-winding chronograph 3861
- Crystals: Sapphire crystals
- Diameter: 42mm