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 Reduced "Michael Schumacher" Limited Edition, 3517.30.00. Card Included. Collector's watch. Clean..](https://preview.redd.it/6ur3wp62mlyg1.jpeg?auto=webp&s=412fd0119d2b170f283e1ce428d309c82927b531)
Omega Speedmaster Reduced "Michael Schumacher" Limited Edition, 3517.30.00. Card Included. Collector's watch. Clean..
A collector's Omega Speedmaster Reduced 'Michael Schumacher' Limited Edition, in good condition with a card included.
- Condition: Clean
- Shipping method: Fedex with insurance
- Location: NJ USA
![[WTS] OMEGA Speedmaster Professional Sapphire Sandwich 3861 Latest Model on Forstner Bullet - Watch Only - $5400 shipped CONUS](https://preview.redd.it/yx5c9cozhlyg1.jpg?width=640&crop=smart&auto=webp&s=6f5b34aaf0acbc645db315eb833ed7398009c7e0)
OMEGA Speedmaster Professional Sapphire Sandwich 3861 Latest Model on Forstner Bullet - Watch Only - $5400 shipped CONUS
The Omega Speedmaster Professional Sapphire Sandwich 3861 is a latest model watch sold as watch only, with shipping included to CONUS.
![[WTS] Omega Speedmaster. Sapphire Sandwich. Box, Cards.](https://preview.redd.it/v2ikps3n8lyg1.jpeg?auto=webp&s=4adeca9f58bccc7266dac66bedfc4cb304cac435)
Omega Speedmaster. Sapphire Sandwich. Box, Cards.
A Omega Speedmaster sapphire sandwich watch with box and cards is being sold.
- Location: NJ USA
![[WTS] Omega Speedmaster 40 3211.31](https://preview.redd.it/q72edb1pvkyg1.jpg?width=640&crop=smart&auto=webp&s=4e99af1e7ad06a8a189b8fe9571f0de853db8199)
Omega Speedmaster 40 3211.31
A used Omega Speedmaster 40mm model 3211.31, featuring a minor scratch on the crystal.
- Condition: Minor scratch on crystal
- Bracelet length: 7 inches
![[WTS] Omega Speedmaster Professional. Moonwatch. 3570.50. Very nice condition...](https://preview.redd.it/csgqqpa9vkyg1.jpeg?auto=webp&s=9e29f7fce1f0161ad410925cf2679416a23a5e44)
Omega Speedmaster Professional. Moonwatch. 3570.50. Very nice condition...
This Omega Speedmaster Professional Moonwatch is a high-end timepiece with a rich history and design.
- Condition: Very nice condition
- Location: NJ USA
- Shipping: included
![[WTS] 🚀🌗Brand New 2026 Full Set - Omega Speedmaster Moonphase Reference: 304.30.44.52.01.001 🚀🌗](https://external-preview.redd.it/cm13ZnQ1ZzNka3lnMY-gtVw_zHCO2_RK8gre-2vz3D5bZNzmPehEUxC3MfzG.png?format=pjpg&auto=webp&s=5883821226dedff27d969487f97c46c513af53ed)
🚀🌗Brand New 2026 Full Set - Omega Speedmaster Moonphase Reference: 304.30.44.52.01.001 🚀🌗
This listing is for a brand new Omega Speedmaster Moonphase watch, full set with warranty card, double box, and other included items.
- Condition: Brand New
- Bracelet length: fully linked
![[WTS] Omega OEM Integrated Speedmaster Moonwatch Rubber Straps - One with OEM Clasp - One Without Clasp (Both Backordered thru Omega)](https://preview.redd.it/q08iil76akyg1.jpg?width=640&crop=smart&auto=webp&s=f58bf36d0c6c14171817d5e313ffa6c2fff78c06)
Omega OEM Integrated Speedmaster Moonwatch Rubber Straps - One with OEM Clasp - One Without Clasp (Both Backordered thru Omega)
Additional details are about Omega OEM integrated Speedmaster Moonwatch rubber straps, one with an OEM clasp and one without.
- Condition: Very Good
- Clasp type: stainless steel deployant clasp (16mm)
- Lug size: 20mm
- Condition of strap 1: with clasp
![[WTS] Omega Speedmaster 323.10.40.40.04.001 Specialities 2012 Olympic Games Collection Blue Red Hands | Good Condition | Serviced| 2100$](https://preview.redd.it/ybpdnlbfqjyg1.jpg?width=640&crop=smart&auto=webp&s=56f4dc7c88f89f97dc9e7fd5c3cab34a781aa7fa)
Omega Speedmaster 323.10.40.40.04.001 Specialities 2012 Olympic Games Collection Blue Red Hands | Good Condition | Serviced| 2100$
This Omega Speedmaster features a white dial with blue and red hands, making it an eye-catching piece.
- Condition: Good Condition
- Case size: 39mm
- Crystal type: Sapphire
- Lug width: 20mm
![[WTS] Omega Speedmaster Date 38.5mm 3513.54](https://preview.redd.it/vis20m8wjjyg1.jpg?width=640&crop=smart&auto=webp&s=468d25913ab49deacd10c00cfedc064f274a7804)
Omega Speedmaster Date 38.5mm 3513.54
For sale is an Omega Speedmaster Date 38.5mm reference number 3513.54, the watch is in good condition.
- Condition: good condition with small normal wear
- Year: 1998
- Case size: 38.5mm