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

Omega Speedmaster 321 Ed White Full Box & Papers

Omega Speedmaster 321 Ed White Full Box & Papers

Omega - 311.30.40.30.01.001 · $14,950
A Stealth Omega Speedmaster 321 Ed White with complete set, including inner & outer box, cards, loupe, strap changing tool, springbars, nato bands, booklets, and more. Sparing use over the last year has resulted in minor cosmetic issues.

  • Condition: Very clean and great condition with minor hairlines and a small nick on the bezel
  • Year: 2021
  • Condition of clasp/bracelet: hairlines
Posted at
Mar 25, 2025, 6:25 PM
Active
Omega Speedmaster Aventurine

Omega Speedmaster Aventurine

The Omega Speedmaster Aventurine Blue Side of the Moon is a beautiful watch that appears to be well-maintained, coming complete with double box and booklets.

  • Condition: Great shape with limited to no signs of wear on the case
Posted at
Mar 25, 2025, 3:53 PM
Active
Omega Snoopy Speedmaster 310.32.42.50.02.001

Omega Snoopy Speedmaster 310.32.42.50.02.001

Omega - 310.32.42.50.02.001 · $15,250
This Omega Silver Snoopy Speedmaster is a brand-new Ref 310.32.42.50.02.001, complete with accessories.

  • Condition: Brand new
  • Box: double box
  • Accessories: includes loupe, special booklet, regular booklet, serial tag, 3 cards with warranty stamped and dated 2/26/2025
Posted at
Mar 25, 2025, 3:47 PM
Active
Omega Speedmaster Moonwatch Moonshine!

Omega Speedmaster Moonwatch Moonshine!

Omega - 310.60.42.50.10.001 · $25,000
Omega Speedmaster Moonwatch Professional in Moonshine Gold, 42mm case size.

  • Condition: Great condition with very light wear
  • Case Size: 42 mm
  • Box Contents: Big box, special booklet, regular booklet, full links, warranty card
Posted at
Mar 25, 2025, 3:36 PM
Active
Omega Speedmaster Moon Chrono 311.30.42.30.01.005, 42 mm, Hesalite, Complete 2021

Omega Speedmaster Moon Chrono 311.30.42.30.01.005, 42 mm, Hesalite, Complete 2021

This Omega Speedmaster Moon Chrono is a manual-winding chronograph movement with Rhodium-plated finish, featuring a black dial and 48 hours power reserve. It has a stainless steel case and bracelet with deployment buckle.

  • Condition: Near mint condition
  • Case diameter: 42 mm
  • Between lugs: 20 mm
  • Thickness: 13.8 mm
Posted at
Mar 25, 2025, 2:26 AM
Active
Omega Speedmaster Moonwatch Two Counters 311.33.44.51.01.001 Like New

Omega Speedmaster Moonwatch Two Counters 311.33.44.51.01.001 Like New

This Omega Speedmaster Moonwatch Two Counter is in pristine condition, with a new-feeling strap and included accessories such as the full box set, pictogram card, and serialized hang tag.

  • Condition: Like new
  • Box set included: true
  • Strap included: false
Posted at
Mar 20, 2025, 2:17 PM
Active
Omega Speedmaster Automatic Chronograph Date 3813.53

Omega Speedmaster Automatic Chronograph Date 3813.53

Omega - 3813.53.26 · $1,690
This Omega Speedmaster Automatic Chronograph Date is a stainless steel watch with a mechanical automatic movement.

  • Condition: 85%
  • Model: Speedmaster Automatic Chronograph Date
  • Size: 39mm diameter
  • Functions: Chronograph,Date
Posted at
Mar 20, 2025, 10:13 AM
Active
Omega FOIS Speedmaster Moonwatch B+P Warranty

Omega FOIS Speedmaster Moonwatch B+P Warranty

This Omega Speedmaster Moonwatch is a First Omega In Space (FOIS) edition with a blue-grey dial and black anodized aluminum bezel. It features a stainless steel case and brush-polished outer link bracelet.

  • Condition: Near Mint, 96%
  • Case size: 39.7mm
  • Movement: 3861 manual winding
  • Power reserve: 50 hours
Posted at
Mar 18, 2025, 12:46 AM
Active
Omega Speedmaster Moonwatch "Sapphire Sandwich" - 310.30.42.50.01.002 - EXC

Omega Speedmaster Moonwatch "Sapphire Sandwich" - 310.30.42.50.01.002 - EXC

This Omega Speedmaster Moonwatch features a 42mm stainless steel case and black dial. It is powered by a manual winding movement and comes with various accessories, including an Omega box set and instruction manual.

  • Condition: Pre-Owned Excellent
  • Case Size: 42mm
  • Bracelet Type: Stainless Steel
  • Movement: Manual Winding
Posted at
Mar 18, 2025, 12:39 AM
Active