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

Reference 3872.50.31

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
50

Current Listings

[WTS] 2024 Omega Speedmaster Moonwatch Professional White Dial 310.30.42.50.04.001 Box and Papers

2024 Omega Speedmaster Moonwatch Professional White Dial 310.30.42.50.04.001 Box and Papers

This is a 2024 Omega Speedmaster Moonwatch Professional with a white dial and reference number 310.30.42.50.04.001. It features an excellent condition case, bracelet, and clasp.

  • Condition: Excellent condition with minimal signs of wear
  • Case size: 42mm diameter
  • Water resistance: 50m water resistant
  • Warranty: 5 year warranty remaining
Posted at
May 27, 2026, 1:41 PM
Active
[WTS] Omega Speedmaster Moonphase 304.33.44.52.01.001

Omega Speedmaster Moonphase 304.33.44.52.01.001

This Omega Speedmaster features a moonphase complication, chronograph, and automatic co-axial movement 9904.

  • Condition: Good pre-owned condition
  • Size: 44.25mm diameter
  • Movement: Automatic co-axial movement 9904
  • Strap: Omega leather strap
Posted at
May 27, 2026, 10:18 AM
Active
[WTS] Omega Speedmaster Reduced Ref. 3510.50 | Early Tritium Dial Variant | $2700 (SERVICED)

Omega Speedmaster Reduced Ref. 3510.50 | Early Tritium Dial Variant | $2700 (SERVICED)

Omega - 3510.50 · $2,700
The Omega Speedmaster Reduced Ref. 3510.50 is a compact 39mm automatic watch with an early tritium dial variant, carrying the classic black dial, tachymeter bezel, and chronograph layout.

  • Condition: Great condition with some use and minor scratches
  • Diameter: 39mm diameter
  • Thickness: 14mm thickness
  • Lug-to-lug: 44mm lug-to-lug length
Posted at
May 27, 2026, 10:03 AM
Active
[WTS] OEM Omega Speedmaster rubber strap with Omega deployant clasp

OEM Omega Speedmaster rubber strap with Omega deployant clasp

Omega - Speedmaster · $550
This listing is for an OEM Omega Speedmaster rubber strap with deployant clasp that does not fit the seller due to their wrist size.

  • Material: rubber
Posted at
May 27, 2026, 9:30 AM
Active
[wts] 2025 Omega Speedmaster Racing 
329.30.44.51.04.001 $6999

2025 Omega Speedmaster Racing 329.30.44.51.04.001 $6999

This Omega Speedmaster Racing Master Chronometer features a stainless steel case and bracelet with a black ceramic bezel ring and includes the famous tachymeter scale filled with white enamel.

  • Condition: Pre Owned, Cosmetic Condition: 9/10
  • Case size: 44 mm diameter
  • Movement: 9900 caliber
  • Power reserve: 60 hours
Posted at
May 26, 2026, 11:43 PM
Active
[WTS] Omega Speedmaster Professional Moonwatch – Ref. 311.30.42.30.01.005 – $5,250

Omega Speedmaster Professional Moonwatch – Ref. 311.30.42.30.01.005 – $5,250

This Omega Speedmaster Professional Moonwatch is a high-end timepiece known for its accuracy and style.

  • Serial number: available upon request
Posted at
May 26, 2026, 10:00 PM
Active
[WTS] Omega Speedmaster Professional Moonwatch – Ref. 311.30.42.30.01.005 $5150

Omega Speedmaster Professional Moonwatch – Ref. 311.30.42.30.01.005 $5150

A user's Omega Speedmaster Professional Moonwatch, a family heirloom that has been featured on the PrideAndPinion forum.

  • Year Posted On Forum: four years ago
Posted at
May 26, 2026, 9:47 PM
Active
[WTS] May 2026 Omega Speedmaster Silver Snoopy BNIB 310.32.42.50.02.001 $15,499

May 2026 Omega Speedmaster Silver Snoopy BNIB 310.32.42.50.02.001 $15,499

Omega - 310.32.42.50.02.001 · $15,499
Up for sale is the Omega Speedmaster “Silver Snoopy Award” 50th Anniversary in brand new condition, widely considered one of the most playful and highly coveted special-edition luxury timepieces ever produced by Omega.

  • Condition: Brand new in box with warranty
  • Case size: 42mm diameter
  • Case thickness: 14.4mm
  • Lug width: 20mm
Posted at
May 26, 2026, 5:18 PM
Active
[WTS] Omega Speedmaster Racing 329.32.44.51.01.001 + FREE OEM Omega Bracelet

Omega Speedmaster Racing 329.32.44.51.01.001 + FREE OEM Omega Bracelet

This Omega Speedmaster Racing features a ceramic tachy bezel, METAS-certified Caliber 9900, and one of the best black/orange dials Omega has put out in years. The orange chrono handset and racing minute track give this watch more personality than the standard Speedy lineup.

  • Condition: Excellent overall condition with only light signs of wear
  • Case size: 44.25mm
  • Water resistance: 100m
  • Movement: Co-Axial Master Chronometer Caliber 9900
Posted at
May 26, 2026, 5:04 PM
Active