Omega Speedmaster Speedmaster Professional Moonwatch 3861 Stainless Steel / White / Sapphire / Bracelet
Reference 310.30.42.50.04.001
About this watch
The Omega Speedmaster Professional Moonwatch 3861, reference number 310.30.42.50.04.001, is a stunning timepiece that blends functionality with elegance. Designed for both everyday wear and special occasions, this watch boasts a rich history, a robust build, and a breathtaking aesthetic that easily draws attention. The pristine white dial exudes sophistication, while the stainless steel case measures 42 mm in diameter, striking the perfect balance between presence and wearability. The open case back showcases the intricate workings of the Caliber 3861 movement, highlighting the beauty of Swiss craftsmanship. This watch is more than just a timekeeper; it's a piece of history, a testament to Omega's commitment to precision and style.
Key Features
- Omega Caliber 3861 Movement
- Master Chronometer Certification
- Sapphire Crystal Glass
- Tachymeter Bezel for Speed Measurement
- Water Resistance up to 50 meters
- Co-Axial Escapement for Improved Accuracy and Longevity
- Manual-Winding Chronograph Movement with Power Reserve of 50 hours
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonwatch 3861 Stainless Steel / White / Sapphire / Bracelet
- Reference
- 310.30.42.50.04.001
- Movement
- 3861
- Movement Features
-
- Small Seconds, Hours, Minutes
- Chronograph
- Chronometer
- Case
- Stainless Steel 42mm
- Dial Color
- White
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings
![[WTS] Omega Speedmaster Professional 3861 Link - $50](https://preview.redd.it/7p24pl0ih0pg1.jpeg?auto=webp&s=22fbc34f138fc63286bbcc71f4043805a89700ed)
Omega Speedmaster Professional 3861 Link - $50
Sealed and unopened OEM genuine Omega Speedmaster 3861 Professional replacement link, pin, and collar set received directly from an Omega Boutique.
- Origin: directly from Omega Boutique
- Shipping: free to CONUS with PayPal Friends+Family
![[WTS] 2026 Omega Speedmaster Moonwatch Professional 310.32.42.50.04.002 – Brand New / Partially Stickered](https://preview.redd.it/soufh324bxog1.jpg?width=640&crop=smart&auto=webp&s=3f356a32037391eac9d722524b4c27b2b9aeaeb1)
2026 Omega Speedmaster Moonwatch Professional 310.32.42.50.04.002 – Brand New / Partially Stickered
A 2026 Omega Speedmaster Moonwatch Professional featuring a white dial, classic case, and black bezel, powered by the Master Chronometer Caliber 3861 manual-wind chronograph movement.
- Condition: Brand new / partially stickered with small nick near lower right lug
- Case size: 42mm
- Movement: Omega Caliber 3861, Master Chronometer
- Crystal: Sapphire
![[WTS] OMEGA Speedmaster "Dark Side of the Moon" Apollo 8 Ref. 311.92.44.30.01.001 + Apollo 8 Gen2 Strap + Deployant Clasp - ULTIMATE SET! 🔥$10,000🔥](https://preview.redd.it/4fv7l32nnwog1.jpg?width=640&crop=smart&auto=webp&s=9e62195997be4447461d767af83d16cd21095340)
OMEGA Speedmaster "Dark Side of the Moon" Apollo 8 Ref. 311.92.44.30.01.001 + Apollo 8 Gen2 Strap + Deployant Clasp - ULTIMATE SET! 🔥$10,000🔥
The OMEGA Speedmaster 'Dark Side of the Moon' Apollo 8 is a 44.25mm masterpiece crafted from black ceramic, commemorating the 50th anniversary of the Apollo 8 mission.
- Condition: UNWORN
- Case material: black ceramic
- Diameter: 44.25mm
- Movement: Calibre 1869
![[WTS] OMEGA Speedmaster Calibre 321 "Ed White" Ref. 311.30.40.30.01.001 - ULTIMATE SET! 🔥$16,000🔥](https://preview.redd.it/b71qxpfslwog1.jpg?width=640&crop=smart&auto=webp&s=4dd26e9f80d35533b6b484c3f0b7af1c1c3e7358)
OMEGA Speedmaster Calibre 321 "Ed White" Ref. 311.30.40.30.01.001 - ULTIMATE SET! 🔥$16,000🔥
A faithful recreation of the reference 105.003, famously worn by astronaut Ed White during America's first spacewalk, featuring a stainless steel timepiece with a black ceramic bezel and column-wheel chronograph movement.
- Condition: UNWORN
- Movement: Calibre 321
- Diameter: 39.7mm
- Case material: stainless steel
![[WTS] Omega Speedmaster Professional “Reverse Panda” 42MM - Ref 310.30.42.50.01.004 (NEW / UNWORN 2026 COMPLETE SET)](https://preview.redd.it/e8fu8t2rbvog1.jpg?width=640&crop=smart&auto=webp&s=d00e08cc458ffb8bccf2f52241a1c6dded2b3bed)
Omega Speedmaster Professional “Reverse Panda” 42MM - Ref 310.30.42.50.01.004 (NEW / UNWORN 2026 COMPLETE SET)
For sale is a 42MM Omega Speedmaster Professional ‘Reverse Panda’, in true new condition, with all original packaging and documentation.
- Condition: new, unworn, unsized
- Warranty date: 03/12/2026
- Included items: outer sleeve, outer box, inner box, cards, manuals, AD shipping coffin, serialized hangtag, UPC sticker, microfiber, travel case
![[WTS] Omega Speedmaster Racing 40mm Blue Dial – Full Set – $2,950](https://preview.redd.it/qyw20nm49vog1.jpg?width=640&crop=smart&auto=webp&s=ab4a67eca4f6e0ac2d583e6fc7593d6686ec7c88)
Omega Speedmaster Racing 40mm Blue Dial – Full Set – $2,950
Up for sale is my Omega Speedmaster Racing with the blue dial and black textured sub-dials, featuring a 40mm automatic chronograph powered by the Omega Co-Axial Caliber 3330.
- Condition: Very good pre-owned condition
- Case size: 40mm diameter
- Strap: Aftermarket strap and original Omega stainless steel bracelet included
![[WTS] Omega Speedmaster Racing 329.30.44.51.04.001 COMPLETE SET 2024](https://preview.redd.it/pjd65k4jtuog1.jpg?width=640&crop=smart&auto=webp&s=fff0318a7da5e33c3ebdca43144d0ca86bda05b6)
Omega Speedmaster Racing 329.30.44.51.04.001 COMPLETE SET 2024
This Omega Speedmaster Racing features a white dial and comes in its complete set, including double boxed packaging and all relevant documentation.
- Condition: Excellent
- Payment Methods Accepted: cryptocurrency, local meetups, other methods
- Trades Allowed: yes, only for brands: Tudor, Cartier, Rolex, Omega, Breitling, AP
- Location: southwest FL
![[WTS] Omega Speedmaster Reduced 3510.50 Excellent Condition + Serialized Hand Tag](https://preview.redd.it/6ja6tt4tsuog1.jpg?width=640&crop=smart&auto=webp&s=8a2264c3c665b90332164544c4e1b83fc8580f17)
Omega Speedmaster Reduced 3510.50 Excellent Condition + Serialized Hand Tag
This Omega Speedmaster Reduced is in excellent condition with hardly any signs of wear for its age, and it comes with a serialized hand tag.
- Condition: Excellent
- Serial number included: yes, with serialized hand tag
- Payment methods accepted: cash, crypto (with fee), other payment methods
- Trade options: Tudor, Cartier, Rolex, Omega, Breitling, AP
![[WTS] Omega Speedmaster Professional Moonwatch Full Steel Yellow Patina 1978 (Serviced)](https://preview.redd.it/33wxrqh3guog1.jpg?width=640&crop=smart&auto=webp&s=e27bb45be2cb5f13137e370723ac033f394f826d)
Omega Speedmaster Professional Moonwatch Full Steel Yellow Patina 1978 (Serviced)
This Omega Speedmaster Professional Moonwatch is a well-preserved and reliable example of the Speedmaster Moonwatch from 1978. It features an original black tritium dial with even yellow patina across all hour markers, adding warmth and character to the watch.
- Condition: Very good overall shape, all-original condition
- Case diameter: 42mm
- Year of production: 1978
- Bracelet size: 7.6–7.7 inches (19.7 cm)