Omega Speedmaster Speedmaster Professional Moonwatch 3861 Canopus Gold - Diamond / Silver / Bracelet
Reference 310.55.42.50.02.001
About this watch
The Omega Speedmaster Professional Moonwatch 310.55.42.50.02.001 is a statement piece that embodies luxury and precision. With its stunning Canopus Gold design, gem-set bezel, and sunburst brown dial, this watch is a masterpiece of craftsmanship. The caliber 3861 movement, certified by METAS as a Master Chronometer, offers superior performance and reliability, making it perfect for everyday wear. The manual-winding chronograph feature allows you to measure elapsed time with incredible precision, while the adjustable Canopus Gold bracelet ensures a luxurious feel against your skin. With its storied history in space exploration, this watch is not just a timepiece, but a piece of history that's sure to start conversations and inspire awe. Whether you're a seasoned collector or a first-time buyer, the Speedmaster 3861 invites you to indulge in the legacy of one of the most iconic timepieces in history.
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Key Features
- Caliber 3861 Master Chronometer Movement
- Canopus Gold Design with Gem-Set Bezel
- Sapphire Glass and Water Resistance up to 50m
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonwatch 3861 Canopus Gold - Diamond / Silver / Bracelet
- Reference
- 310.55.42.50.02.001
- Movement
- 3861
- Movement Features
-
- Small Seconds, Hours, Minutes
- Chronograph
- Chronometer
- Case
- Canopus Gold 42mm
- Dial Color
- Brown
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings
![[WTS] 4️⃣4️⃣0️⃣0️⃣Omega Speedmaster Moonwatch](https://preview.redd.it/2fk1dosnvuxe1.jpg?width=640&crop=smart&auto=webp&s=d9fd3a577e9d313d603b01dd837a607e5efabc35)
4️⃣4️⃣0️⃣0️⃣Omega Speedmaster Moonwatch
2017 Omega Speedmaster Moonwatch with Haselite crystal and Sapphire crystal exhibition back cover, comes with original caseback, bracelet, and warranty card.
- Bracelet material: Brushed steel
- Crystal type: Haselite
OMEGA Speedmaster Day‑Date 3523.30.00 | Double Boxed + Pictogram Card
The OMEGA Speedmaster Day-Date 3523.30.00 is a luxury watch featuring a clean crystal and dial, with some minor imperfections on the case and bracelet. The movement is strong but running slightly slow.
- Condition: Preowned with small dings and scratches in case and bracelet, movement running slightly slow
- Bracelet size: 7.5in (fits larger side)
- Movement condition: running slowly, could be regulated by watchmaker
- Case/bracelet condition: small dings and scratches, light and easily polishable

Omega Speedmaster - Dark Side of the Moon - 311.92.44.51.01.007 ( new / 2024 )
This Omega Speedmaster Moonwatch Dark Side of the Moon features a Titanium Deployment Clasp and Ceramic Black Case with a 44.25mm diameter.
- Condition: Brand New
- Case material: Ceramic, Titanium
- Movement: Omega Co-Axial Calibre 9300

Omega Speedmaster - FOIS - 310.30.40.50.06.001 ( excellent / 2024 )
This is an excellent condition Omega Speedmaster FOIS 39.7mm Stainless Steel Case with the Omega 3861 Calibre, a First Omega in Space model.
- Condition: Excellent condition
- Case size: 39.7mm diameter
- Caliber: Omega 3861
![[WTS] Omega Speedmaster Reduced 3511.12 Yellow JAPAN 🇯🇵 EXCLUSIVE](https://preview.redd.it/e2mpkxukhtxe1.jpeg?auto=webp&s=48290e5baccab3356aab103ba464c34b8e04602e)
Omega Speedmaster Reduced 3511.12 Yellow JAPAN 🇯🇵 EXCLUSIVE
Omega Speedmaster Reduced, a watch exclusively released in Japan, comes with the original box and booklet, along with a 7-inch bracelet.
- Bracelet length: 7 inches
- Box and booklet included: true
![[WTS] Omega Speedmaster Professional 145.012 Cal. 321](https://preview.redd.it/akmasi6risxe1.jpg?width=640&crop=smart&auto=webp&s=5084d38a38e69ef2ee564931ff119c623b94f235)
Omega Speedmaster Professional 145.012 Cal. 321
This Omega Speedmaster Professional features a Cal. 321 movement and an exhibition caseback. The watch has aged beautifully with a faded grey bezel and dial patina.
- Movement: Calibre 321
- Bracelet: Flat link Uncle Seiko bracelet
- Box: Original 1968 Olympic box (possibly)
![[WTS] New 2025 Omega Speedmaster Moonwatch Professional Sapphire Black Dial Full 4/25 Ref: 310.30.42.50.01.002](https://preview.redd.it/bfpi8r2scsxe1.jpg?width=640&crop=smart&auto=webp&s=a1f2757ced8bcad94a9fe6985055f13730693282)
New 2025 Omega Speedmaster Moonwatch Professional Sapphire Black Dial Full 4/25 Ref: 310.30.42.50.01.002
This is a brand new Omega Speedmaster Moonwatch Professional with a black dial and sapphire crystal case.
- Condition: 10/10, unworn with stickers
- Diameter: 42mm
- Water Resistance: 50M
- Movement: 3861
![[WTS] Omega Speedmaster Ceramic Apollo 8 Dark Side Of The Moon DSOTM 311.92.44.30.01.001](https://preview.redd.it/78sw46ohzrxe1.jpg?width=640&crop=smart&auto=webp&s=6ff621a1ea9ec1944445b1d5ecc37b0a05e904d4)
Omega Speedmaster Ceramic Apollo 8 Dark Side Of The Moon DSOTM 311.92.44.30.01.001
The Omega Speedmaster Dark Side Of The Moon features a black ceramic case with a laser-ablated Calibre 1869 movement, depicting the moon's surface through the skeletonized dial and exhibition caseback.
- Condition: Truly exceptional
- Case size: 44.25mm
- Movement: Calibre 1869
![[WTS][US] Omega Speedmaster Silver Snoopy - 50th Anniversary - 310.32.42.50.02.001 - Full Set + Bracelet](https://preview.redd.it/6q89ecsxurxe1.jpg?width=640&crop=smart&auto=webp&s=9cc4ae8d2f7b8abdbb0bf885df7cd5e65ca18e0d)
[US] Omega Speedmaster Silver Snoopy - 50th Anniversary - 310.32.42.50.02.001 - Full Set + Bracelet
This Omega Speedmaster Silver Snoopy - 50th Anniversary watch is a full set, including the watch, canvas strap, bracelet, box, manuals, and accessories. It functions perfectly mechanically.
- Condition: Fantastic condition with minor hairlines
- Case Diameter: 42mm
- Water Resistance: 30m