Omega Speedmaster Speedmaster Professional Moonwatch 3861 Stainless Steel / Black / Sapphire / Bracelet
Reference 310.30.42.50.01.002
About this watch
The Omega Speedmaster Professional Moonwatch, reference 310.30.42.50.01.002, is a masterpiece of horology that embodies the perfect blend of history, function, and style. This iconic watch features a classic round case with a diameter of 42 mm and a height of 13.18 mm, encasing a stunning matte black dial that provides a perfect contrast to the stainless steel exterior. The sapphire crystal glass offers unparalleled scratch resistance and clarity, allowing wearers to enjoy this watch in everyday situations without worrying about damaging the face. At its core is the Omega caliber 3861 movement, an updated version of the previous caliber 861 and 1861, featuring a co-axial escapement and silicon balance spring that enhances accuracy and longevity. This Master Chronometer certified by METAS ensures reliable performance under various conditions, with a power reserve of 50 hours and a frequency of 21,600 vibrations per hour. The Omega Speedmaster isn't just a timekeeper; it's a fully functional chronograph with small seconds, hours, and minutes hands that can easily track elapsed time in any setting. This watch is perfect for daily wear, with a water resistance of 50 meters making it suitable for splashes and brief immersion in water. The stainless steel bracelet is both stylish and comfortable, designed for wearability and featuring solid yet lightweight links that adjust effortlessly to find the perfect fit. Whether you're dressed formally or casually, this watch complements any look and is sure to spark conversations with its iconic design and historical significance.
Key Features
- 42mm stainless steel case
- Sapphire crystal glass for scratch resistance
- Master Chronometer certified Omega caliber 3861 movement
- Chronograph function with small seconds, hours, and minutes hands
- Water resistance of 50 meters
- Stainless steel bracelet with adjustable links
- Iconic tachymetric scale on the bezel
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonwatch 3861 Stainless Steel / Black / Sapphire / Bracelet
- Reference
- 310.30.42.50.01.002
- Movement
- 3861
- Movement Features
-
- Small Seconds, Hours, Minutes
- Chronograph
- Chronometer
- Case
- Stainless Steel 42mm
- Dial Color
- Black
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings
![[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.](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
![[WTS] Omega Speedmaster Moonphase Aventurine Dial 03/2025 Brand New - $10,650](https://preview.redd.it/9bqzm0vu6oye1.jpg?width=640&crop=smart&auto=webp&s=56795cca76c51a27492a9700a1f4cb6cf492a45d)
Omega Speedmaster Moonphase Aventurine Dial 03/2025 Brand New - $10,650
This Omega Speedmaster features an Aventurine dial and comes with a certificate of authenticity.
- Condition: Brand new
- Diameter: 42mm
![[WTS] Uncle Seiko US1479 Bracelet For Omega Speedmaster Professional (2 Clasps Included)](https://preview.redd.it/hcf5emiczmye1.jpg?width=640&crop=smart&auto=webp&s=b12c54bc9abf6e7bf9ec94c4e7b1838498a4932b)
Uncle Seiko US1479 Bracelet For Omega Speedmaster Professional (2 Clasps Included)
Uncle Seiko
- US1479
·
$140
A high-quality bracelet designed for Omega Speedmaster Professional watches, featuring a full bracelet, all links, and two clasps.
- Condition: Like new
- Includes: bracelet, links, pressure-based clasp, button-based clasp, Uncle Seiko bag, 2 x 20mm lugs
- Shipping: CONUS only