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.
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

BNIB Omega SPEEDMASTER SILVER SNOOPY AWARD 50TH ANNIVERSARY 2025 FULL SET
A 2025 Omega Speedmaster Professional Moonwatch, specifically the Silver Snoopy Award edition, featuring a 42mm stainless steel case and silver dial with blue subdials. This watch is part of the 50th Anniversary celebration and comes with a full set of accessories and documentation.
- Condition: Brand New in Box (BNIB)
- Case Size: 42mm
- Movement:
- Water Resistance:

Omega Speedmaster Moonwatch White Dial 310.30.42.50.04.001
Up for sale is the Omega Speedmaster Moonwatch White Dial, a beautiful watch under factory warranty until August 2029.
- Condition: Mint condition with minor signs of wear
- Warranty Start Date: August 2024
- Msrp: 8100
- Comes With: Outer Box, Inner Speedmaster Box, Operating Instructions, Moonwatch Booklet, Pictograms Card, Master Chronometer Card, International Warranty Card

Omega Speedmaster Moonwatch Sapphire Sandwich-310.30.42.50.01.002
A direct descendant of the watch worn on the Moon, this Omega Speedmaster Moonwatch features a classic asymmetrical 42mm stainless steel case and black stepped dial, powered by a hand-wound Co-Axial Master Chronometer 3861 movement.
- Condition: EXCELLENT, very light signs of use
- Case Size: 42mm diameter
- Material: stainless steel
- Bezel: black aluminum with tachymeter scale

Omega Speedmaster �Dark Side of the Moon� 311.92.44.51.01.007
A bold reimagining of the iconic Moonwatch, crafted from a single block of black ceramic with a stunning black zirconium oxide dial and Co-Axial Master Chronometer movement.
- Condition: EXCELLENT - Very light signs of wear, if any
- Case Size: 44.25mm diameter
- Material: Black Ceramic
- Bezel: Black Ceramic with Tachymeter Scale

Omega SPEEDMASTER MOONPHASE 18K YELLOW GOLD STEEL GREEN BEZEL GREY DIAL 2024
This Omega Speedmaster Moonwatch features a 18K yellow gold and stainless steel case with a green ceramic bezel and grey dial.
- Condition: Excellent, unpolished condition
- Case size: 44.25mm diameter
- Movement: Omega Co-Axial Master Chronometer 9904 chronograph movement
- Warranty: under 5 years factory warranty remaining
Omega Speedmaster Reduced "Marui" - 3510.21 - White - Steel - 39mm
A vintage Omega Speedmaster Reduced 'Marui' watch in excellent condition, featuring a white dial and stainless steel case.
- Condition: Pre-Owned, Excellent Grade
- Case Size: 39mm diameter
- Material: Stainless Steel
- Dial Color: White

2006 Omega Speedmaster "Schumacher Limited Edition" Ref. 3559.32 with Box & Paper
The Omega Speedmaster Michael Schumacher Limited Edition features a striking 42mm stainless steel case, white panda dial with black subdials, and the reliable automatic Caliber 3301 movement. It has a tachymeter bezel, sapphire crystal, and 100m water resistance, blending style with functionality.
- Condition: Excellent (little to no wear)
- Movement: Automatic
- Case width: 42mm diameter
- Strap length: 8.00 inches

>>ReDuCeD<< OMEGA SPEEDMASTER AUTOMATIC 3211.31 PANDA DIAL
A stainless steel Omega Speedmaster Automatic with Panda dial, featuring the Omega 1164 movement and a diameter of 40mm.
- Condition: Excellent
- Movement: Omega 1164
- Bracelet Size: fits up to 7.25"
Omega Speedmaster Chronograph Racing Chronometer Carbon Black Dial 3552.59.00
The Omega Speedmaster Chronograph Racing Chronometer features a carbon black dial and is powered by a mechanical automatic movement.
- Condition: 98%
- Case Material: Stainless Steel
- Movement Type: Mechanical Automatic (Cal. 3301)
- Case Size: 42mm