Omega Speedmaster Speedmaster Professional Moonwatch 3861 Stainless Steel / Black / Sapphire / Calf
Reference 310.32.42.50.01.002
About this watch
The Omega Speedmaster Professional Moonwatch 3861 is an engineering marvel that combines style with functionality, paying homage to its illustrious past as the first watch worn on the moon. This iconic timepiece boasts a sleek, matte black dial and polished stainless steel case, striking an excellent balance between boldness and subtlety. At its heart lies the Omega caliber 3861, an updated version of the legendary caliber 861/1861, featuring a Co-Axial escapement and silicon balance spring for accuracy and resistance to magnetic fields up to 15,000 gauss. The watch's robust stainless steel construction and sapphire crystal provide a durable exterior and protect the watch face from scratches, while its water resistance of 50 meters ensures it can withstand accidental splashes. With an open case back revealing the intricate movement within, this timepiece showcases Omega's craftsmanship and attention to detail. The Speedmaster is a versatile accessory that adapts effortlessly to any style or occasion, making it a worthy investment for anyone who appreciates the finer things in life.
Key Features
- Manual-winding chronograph movement
- Master Chronometer Certified
- 50-meter water resistance
- Co-Axial escapement and silicon balance spring
- Open case back revealing intricate movement
- Robust stainless steel construction with sapphire crystal
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonwatch 3861 Stainless Steel / Black / Sapphire / Calf
- Reference
- 310.32.42.50.01.002
- Movement
- 3861
- Movement Features
-
- Small Seconds, Hours, Minutes
- Chronograph
- Chronometer
- Case
- Stainless Steel 42mm
- Dial Color
- Black
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings
FS : Omega Speedmaster Chronoscope Blue Panda 329.30.43.51.03.001
A beautiful and underrated Omega Speedmaster Chronoscope in Blue Panda color, featuring a 43mm case size and push micro adjustment clasp.
- Condition: near mint with a few light marks
- Case Size: 43mm
![[WTS] Omega Speedmaster. Triple Date. 3221.30. 40mm.](https://preview.redd.it/tbgoznf4mtye1.jpeg?auto=webp&s=44a0467b93267febfb7157127ada3a6186775a29)
Omega Speedmaster. Triple Date. 3221.30. 40mm.
The Omega Speedmaster is a 40mm chronograph watch with automatic movement.
- Movement: Automatic
- Case size: 40mm
![[WTS] Omega Speedmaster Professional Sapphire Sandwich 3861](https://preview.redd.it/tb12q1b8ltye1.jpeg?auto=webp&s=c6ecf2204476cf722103359f48142c84afbb8842)
Omega Speedmaster Professional Sapphire Sandwich 3861
This Omega Speedmaster Professional Sapphire Sandwich is a high-end watch with excellent condition, pre-2023 bracelet clasp, and three custom straps from Aaron Bespoke.
- Condition: Excellent condition
- Bracelet type: original clasp
- Bracelet material: not specified
- Straps included: 3
![[WTS] Omega Speedmaster.](https://preview.redd.it/2anadveehtye1.jpeg?auto=webp&s=822171309824670a8bd83c81d138debf604b85f2)
Omega Speedmaster.
This Omega Speedmaster is a coaxial chronograph with a ref number of 324.30.38.50.01.001.
- Condition: Recently serviced
- Service history: recently serviced
![[WTS] Omega Speedmaster. X33. Titanium. $1100 only..](https://preview.redd.it/ehwoc88vbtye1.jpeg?auto=webp&s=0fde7b1a9377a371687bcc3e10146c8203e8783c)
Omega Speedmaster. X33. Titanium. $1100 only..
This Omega Speedmaster X-33 is a titanium digital watch. The seconds hand works fine.
- Condition: Good, with stuck minute and hour hand
- Material: Titanium
- Shipping: from NJ USA
![[WTS] Meteorite Omega Speedmaster Grey Side Of The Moon 311.63.44.51.99.001 Box+Papers 2022 w/Warranty](https://preview.redd.it/mxanvhsg7tye1.jpg?width=640&crop=smart&auto=webp&s=dda8a7a64f4a9d0683743c11f33d4f340de7b4fc)
Meteorite Omega Speedmaster Grey Side Of The Moon 311.63.44.51.99.001 Box+Papers 2022 w/Warranty
A Grey Side Of The Moon Omega Speedmaster featuring a meteorite dial in excellent condition.
- Condition: Excellent (pre-owned, some signs of wear)
- Case Size: 44mm
- Movement: Automatic
- Dial Material: Meteorite (Alien Rock)
![[WTS] Omega Speedmaster Moonwatch Blue Side of the Moon Full Set 304.93.44.52.03.001](https://preview.redd.it/nzpd2bjn5sye1.jpg?width=640&crop=smart&auto=webp&s=baefffabbf1bab381a09af2dca86800a9648fe14)
Omega Speedmaster Moonwatch Blue Side of the Moon Full Set 304.93.44.52.03.001
This is a Omega Speedmaster Moonwatch - Blue Side of the Moon, a high-end timepiece in excellent condition, running well and not in need of service.
- Condition: Excellent condition with no signs of wear
- Year: 2020
- Contents: Watch, Inner & Outer Box, International Warranty Card, Pictograms Card, Master Chronometer Card, Card Holder, Operating Instructions Manual
![[WTS] Omega Speedmaster 🎰Casino Dial 🎰, 3210.52.00, 40mm](https://external-preview.redd.it/voENteDRXSMUDTrKNibNPKflqDXjMxd05izO-yFYCNU.jpeg?auto=webp&s=02a82a84a51d82130c5d2fbfa3925e271e617c85)
Omega Speedmaster 🎰Casino Dial 🎰, 3210.52.00, 40mm
Additional Details: Omega Speedmaster Casino Dial, 40mm case size, comes in great condition with minor wear on the bracelet.
- Condition: preowned with minor wear mainly on the bracelet
- Size: 40mm diameter
- Warranty card included: yes
![[WTS] Omega Speedmaster Moonphase Aventurine Dial 03/2025 Brand New - $10,650](https://preview.redd.it/wqdzjv4y6oye1.jpg?width=640&crop=smart&auto=webp&s=2e4d725c216234c00527cd2bb5c359642634db13)
Omega Speedmaster Moonphase Aventurine Dial 03/2025 Brand New - $10,650
The Omega Speedmaster Moonphase features an Aventurine Dial with a blue ceramic finish.
- Condition: Brand New, In Box (BNIB)
- Diameter: 44mm