Omega Speedmaster Speedmaster Professional Moonphase / Strap

Reference 3876.50.31

Omega Speedmaster Professional Moonphase / Strap

About this watch

The Omega Speedmaster Professional Moonphase is an exquisite blend of precision, technology, and style, boasting a storied history in horology. With its classic yet sporty design, this watch exudes sophistication, featuring a black dial highlighted by the stainless steel case. The stick and dot indexes provide excellent visibility, while the moonphase complication adds a touch of elegance to its sporty demeanor. At its heart lies the Omega caliber 1866, a handwound chronograph movement renowned for precision and reliability. With a power reserve of 45 hours, it's designed to withstand daily wear and tear, making it an excellent choice for both men and women. The watch's durability is further enhanced by its sapphire crystal, ensuring that the beauty of the dial remains unblemished over time. Water-resistant up to 50 meters, this watch is suitable for splashes and brief immersions in water. Whether you're a collector, space enthusiast, or simply looking for a reliable timepiece, the Speedmaster Professional Moonphase ticks all the boxes, offering a perfect blend of functionality, style, and history.
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MSRP: $5,900
Market Price: $5,287

Key Features

  • Omega Caliber 1866 Handwound Chronograph Movement
  • 42mm Stainless Steel Case with Tachymeter Bezel
  • Sapphire Crystal for Scratch-Resistant Durability

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonphase / Strap
Reference
3876.50.31
Movement
1866
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph
  • Moonphase
Case
Stainless Steel 42mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] Omega Speedmaster Mk40 panda

Omega Speedmaster Mk40 panda

Omega - 3820/3520 · $2,650
  • Condition: Watch only, includes extras
  • Case material: not specified
  • Dial color: panda
  • Complications: multiple (displaying complication info)
Posted at
May 18, 2025, 2:48 PM
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[WTS] Omega Speedmaster Moonwatch Hesalite – 310.32.42.50.01.001 – Full Set $4,950

Omega Speedmaster Moonwatch Hesalite – 310.32.42.50.01.001 – Full Set $4,950

Omega - 310.32.42.50.01.001 · $4,950
This is a manual wind Omega Speedmaster Moonwatch with the METAS-certified Caliber 3861 and Hesalite crystal, featuring a 42mm case and no-date stepped dial.

  • Condition: Great overall condition, with light signs of wear from careful rotation
  • Case Size: 42mm
  • Crystal Type: Hesalite
  • Dial Type: no-date stepped dial
Posted at
May 18, 2025, 10:42 AM
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[WTS] 2023 OMEGA Speedmaster Anniversary Series Silver Snoopy 310.32.42.50.02.001

2023 OMEGA Speedmaster Anniversary Series Silver Snoopy 310.32.42.50.02.001

Omega - 310.32.42.50.02.001 · $15,499
The Omega Speedmaster Anniversary Series Silver Snoopy is a true collector's dream, featuring an iconic blue enamel dial with Snoopy as an astronaut in space exploration history. The watch comes with a stunning case back displaying a silver Snoopy medallion and the quote 'Eyes on the Stars'. It is available as a complete set.

  • Condition: Excellent
  • Case material: Silver (925 sterling)
  • Diameter: 40mm
  • Strap/bracelet included: Yes
Posted at
May 18, 2025, 9:53 AM
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[WTS] Omega Speedmaster Dark Side of the Moon – Ref. 311.92.44.51.01.007 – Full Set – Omega Serviced w/ 2-Year Warranty – $6,500 OBRO

Omega Speedmaster Dark Side of the Moon – Ref. 311.92.44.51.01.007 – Full Set – Omega Serviced w/ 2-Year Warranty – $6,500 OBRO

Omega - 311.92.44.51.01.007 · $6,500
This Omega Speedmaster Dark Side of the Moon is a full set and has been serviced by Omega with a 2-year warranty.

  • Warranty: 2 years
  • Serviced by: Omega
Posted at
May 18, 2025, 8:58 AM
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[WTS] Omega Speedmaster Professional 311.30.42.30.01.003 - Limited Edition - Apollo 15 40th Anniversary + Extras *Price Drop*

Omega Speedmaster Professional 311.30.42.30.01.003 - Limited Edition - Apollo 15 40th Anniversary + Extras *Price Drop*

Omega - 311.30.42.30.01.003 · $6,499
  • Condition: Minor signs of wear, mainly on the lugs from strap changes and the never polished lyre lugs
  • Shipping Options: U.S. or EU shipping via USPS or DHL
  • Case Thickness: just under 13mm in total thickness
  • Bracelet Size: fitted for my 7" wrist
Posted at
May 18, 2025, 8:09 AM
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[WTS] Omega Speedmaster Professional White Dial 🔥Brand New Stickered , $7500🔥

Omega Speedmaster Professional White Dial 🔥Brand New Stickered , $7500🔥

Omega - Speedmaster Professional · $7,500
This is a brand new Omega Speedmaster Professional with a white dial. It comes complete with its original box, warranty card, and full stickers. The watch has a timestamp and picture of everything it comes with.

  • Condition: Brand New
  • Case size: 40mm diameter
  • Water resistance: 200m depth rating
Posted at
May 18, 2025, 7:07 AM
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Omega Speedmaster Date 40 Stainless Steel Panda Dial 1957 Japan Limited Edition 323.30.40.40.02.001

Omega Speedmaster Date 40 Stainless Steel Panda Dial 1957 Japan Limited Edition 323.30.40.40.02.001

Omega - 323.30.40.40.02.001 | 32330404002001 · $4,420.004
1957 Japan Limited Edition Omega Speedmaster Date 40 Stainless Steel Panda Dial watch, features chronograph and date function, mechanical automatic movement.

  • Condition: 95%
  • Case Material: Stainless Steel
  • Movement Type: Mechanical Automatic (cal. 3304)
Posted at
May 18, 2025, 7:05 AM
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Omega Speedmaster “Sapphire Sandwich” 42MM - Ref 310.32.42.50.01.002 (LIKE NEW 2024 COMPLETE SET)

Omega Speedmaster “Sapphire Sandwich” 42MM - Ref 310.32.42.50.01.002 (LIKE NEW 2024 COMPLETE SET)

Omega - 310.32.42.50.01.002 · $5,150.005
A 42MM Omega Speedmaster “Sapphire Sandwich” that has been worn less than a handful of times, with the OEM strap and clasp remaining unworn.

  • Condition: Like new
  • Case Size: 42mm diameter
  • Band Material: OEM strap
  • Included Items: Outer sleeve, outer box, inner box, 3 warranty cards, 2 manuals, serialized hangtag, microfiber cloth
Posted at
May 17, 2025, 8:57 PM
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[WTS] Omega Speedmaster Moonphase – Ref. 304.33.44.52.01.001 – Full Set

Omega Speedmaster Moonphase – Ref. 304.33.44.52.01.001 – Full Set

Omega - 304.33.44.52.01.001 · $9,081
The Omega Speedmaster Moonphase is a technical marvel that pairs cutting-edge Co-Axial technology with a high-precision moonphase complication accurate for 122 years, featuring a photorealistic moon disc and layered dial.

  • Case Size: 44.25mm stainless steel
  • Movement: Omega Co-Axial Master Chronometer Caliber 9904 - Automatic
  • Crystal: Domed scratch-resistant sapphire with anti-reflective treatment on both sides
Posted at
May 17, 2025, 5:30 PM
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