Omega Speedmaster Speedmaster Professional Moonphase / Strap

Reference 3876.50.31

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 Professional full Box and Papers - $5200

Omega Speedmaster Professional full Box and Papers - $5200

A Omega Speedmaster Professional with hesalite crystal, purchased in 2023 from a boutique. The watch comes with the full set of box and papers, including extra links and a leather strap.

  • Condition: Excellent
  • Box And Papers: true
  • Extra Links Included: true
  • Additional Strap: [object Object]
Posted at
Jul 3, 2025, 9:26 AM
Active
Omega Speedmaster CK2998

Omega Speedmaster CK2998

Omega - CK2998 · $6,750.007
A beautiful Omega Speedmaster CK2998 Limited Edition, inspired by the original 1959 Speed-master ref. 2998, features a navy/cream (off white) color combination that can match every occasion.

  • Condition: Very good condition with minimal wear on the case
  • Size: 40mm diameter
  • Movement: 1861 calibre
  • Accessories: Box, papers, and original strap included
Posted at
Jul 2, 2025, 10:28 PM
Active
Omega Speedmaster ‘57 Two Tone

Omega Speedmaster ‘57 Two Tone

Omega - 331.22.42.51.01.001 · $5,800.006
This Omega Speedmaster '57 Two Tone is a stunning watch with a signature red gold bezel, pushers, hands, and dial details that make it stand out. The open case back displays the beautiful movement.

  • Condition: excellent
  • Size: 41.5mm diameter
  • Movement: Caliber 9300
  • Accessories: box, booklet, pictogram card
Posted at
Jul 2, 2025, 10:22 PM
Active
[WTS] Omega Speedmaster ‘57 Two Tone

Omega Speedmaster ‘57 Two Tone

This Omega Speedmaster '57 Two Tone is a stunning watch with red gold bezel, pushers, hands, and dial details that make it stand out.

  • Condition: Excellent
  • Case size: 41.5mm diameter
  • Accessories: Box, booklet, pictogram card
Posted at
Jul 2, 2025, 10:07 PM
Active
[WTS] Omega Speedmaster CK2998 LE

Omega Speedmaster CK2998 LE

Omega - CK2998 · $6,750
A beautiful Omega Speedmaster Anniversary CK2998 Limited Edition inspired by the original 1959 reference 2998. It features a navy/cream color combination and comes with box, papers, and an uncle Seiko flat link bracelet.

  • Condition: very good condition with minimal wear on the case
  • Movement: 1861
  • Bracelet: am uncle Seiko flat link bracelet
  • Size: 40mm diameter
Posted at
Jul 2, 2025, 9:57 PM
Active
[WTS] 2023 Omega Speedmaster Super Racing 44.25mm 329.30.44.51.01.003

2023 Omega Speedmaster Super Racing 44.25mm 329.30.44.51.01.003

2023 Omega Speedmaster Super Racing model, 44.25mm in size.

  • Condition: Pre-Owned with wear on clasp, bracelet, and polished sides of lugs
Posted at
Jul 2, 2025, 6:01 PM
Active
[WTS] Omega Speedmaster 3513.50

Omega Speedmaster 3513.50

Omega - 3513.50 · $1,350
Omega Speedmaster 3513.50 in 39mm case, 7 inch bracelet, with AR spot that can be easily fixed by reapplying AR coating.

  • Condition: pre-owned with issues (running slow, polished)
  • Bracelet length: 7 inches
  • Case size: 39mm
Posted at
Jul 2, 2025, 5:59 PM
Active
[WTS] Omega Speedmaster Dark Side of the Moon DSOTM Black Ceramic Co-Axial 9300 Ref - 311.92.44.51.01.007

Omega Speedmaster Dark Side of the Moon DSOTM Black Ceramic Co-Axial 9300 Ref - 311.92.44.51.01.007

The Omega Speedmaster Dark Side of the Moon has a ceramic case and stealthy look, making it an iconic watch in its own right.

  • Straps: custom Aaron Bespoke strap,Omega Nato strap
  • Box And Papers: black outer box,Dark Side of the Moon inner box,undated warranty card,operation manual,silk pouch
Posted at
Jul 2, 2025, 4:55 PM
Active