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 Sapphire Sandwich 310.30.42.50.01.002 Like New Unworn condition Full set 6500$ ♟️](https://preview.redd.it/hd2z4h610mwg1.jpg?width=640&crop=smart&auto=webp&s=8d42c008db6dca73d6a1e0c9668f5ac6fe415863)
Omega Speedmaster Sapphire Sandwich 310.30.42.50.01.002 Like New Unworn condition Full set 6500$ ♟️
A Omega Speedmaster Sapphire Sandwich in excellent condition, with a rich history as the legendary moonwatch.
- Condition: Like New Unworn
- Shipping: available via Wire/paypal/Wise
- Location: Miami Florida
![[WTS] Omega Speedmaster Professional "Sapphire Sandwich" Ref. 3573.50 - $4,750](https://preview.redd.it/2h4jgrwi02yg1.jpg?width=640&crop=smart&auto=webp&s=ab51a705bcbb72f96560a3f41b6442bea7087923)
Omega Speedmaster Professional "Sapphire Sandwich" Ref. 3573.50 - $4,750
This Omega Speedmaster Professional features a stainless steel case, 42mm in diameter, with sapphire crystals front and back, powered by an Omega Calibre 1863 movement. It is a manual wind chronograph from approximately 2005.
- Condition: Good condition with slight wear marks and one scratch
- Case size: 42mm
- Crystal material: Sapphire
- Movement type: Manual wind chronograph
![[wts] 2026 Omega Speedmaster “Reverse Panda”
310.30.42.50.01.004
$9599 + FREE SHIPPING](https://preview.redd.it/acimfw6sq1yg1.jpg?width=640&crop=smart&auto=webp&s=269d9b3c3ba47255f31766a6bfed1f93b54dcb1b)
2026 Omega Speedmaster “Reverse Panda” 310.30.42.50.01.004 $9599 + FREE SHIPPING
2026 Omega Speedmaster “Reverse Panda” with a 42mm steel case, black dial with white sundials, and a 3861 movement providing 50 hours of power reserve.
- Condition: Preowned, 9.9/10 Cosmetic Condition
- Case size: 42mm
- Movement: 3861
- Power reserve: 50 Hours
![[WTS] OMEGA Speedmaster Professional MOONWATCH Sapphire Sandwich](https://preview.redd.it/i53qyng5j1yg1.jpg?width=640&crop=smart&auto=webp&s=250348f780e52b988f2b4e1bd79e8cf168548d75)
OMEGA Speedmaster Professional MOONWATCH Sapphire Sandwich
This is the iconic OMEGA Speedmaster Professional Moonwatch Sapphire Sandwich, featuring a timeless design and highly sought-after sapphire crystal configuration.
- Condition: mint condition
- Case material: steel
- Band material: steel
- Crystal material: sapphire
![[WTS] Omega Speedmaster Moonwatch “Reverse Panda” Ref: 310.30.42.50.01.004 (2026) Like New Complete $10,250](https://preview.redd.it/v46d5ptp61yg1.jpg?width=640&crop=smart&auto=webp&s=c665b87d64b3ea0b0a9f6ee85d8761603a1a2bbf)
Omega Speedmaster Moonwatch “Reverse Panda” Ref: 310.30.42.50.01.004 (2026) Like New Complete $10,250
A modern Omega Speedmaster Moonwatch with a unique 'Reverse Panda' dial and the upgraded 3861 METAS movement in excellent condition.
- Condition: Excellent, like new
- Case size: 42mm
- Movement: Calibre 3861, manual-wind, Co-Axial Master Chronometer (METAS)
- Power reserve: 50hr
![[WTS] Omega Speedmaster Date 3513.50 39mm - $1,790](https://preview.redd.it/oc5qjulf31yg1.jpg?width=640&crop=smart&auto=webp&s=64fca99ee0bf29277641943d4647d6ec6d438036)
Omega Speedmaster Date 3513.50 39mm - $1,790
This is an Omega Speedmaster Date 3513.50, a 39mm automatic watch with an Omega Calibre 1152 movement.
- Condition: Very good condition for its age
- Case size: 39mm diameter
- Movement: automatic Calibre 1152
- Bracelet length: up to 7-7.25 inch wrists depending on wrist shape
![[WTs] Omega Speedmaster Moonphase 🍫](https://preview.redd.it/km3br07d31yg1.jpg?width=640&crop=smart&auto=webp&s=c24507fa01f4bbbe1b6a72c143c68841d787bcf9)
Omega Speedmaster Moonphase 🍫
This Omega Speedmaster Moonphase is a two-tone model featuring steel and Sedna gold, housed in a 44mm case.
- Condition: Very good condition with some normal wear
- Movement: Cal 9904
- Size: 44mm diameter
![[WTS] Omega. Speedmaster. Reverse Panda. Complete Set. $2099 Only](https://preview.redd.it/0vmmrxn5z0yg1.jpeg?auto=webp&s=8f0565cbe6bfba7bf0f470c37a6542a875880ee8)
Omega. Speedmaster. Reverse Panda. Complete Set. $2099 Only
This Omega Speedmaster is a Reverse Panda model, complete with its original set including warranty, tag, inner and outer box, and two booklets.
- Condition: 7.75/10 with wear around bezel
- Bracelet size: 20 links
- Warranty status: Complete
- Box condition: Inner and Outer Box, 2 booklets
![[WTS] (Omega) Speedmaster Date 3511.50 Full Set $2,099](https://preview.redd.it/1gucvjorv0yg1.jpg?width=640&crop=smart&auto=webp&s=fb469784f41edee17a4cfd89679f79d0f30ddd25)
(Omega) Speedmaster Date 3511.50 Full Set $2,099
For sale is an Omega Speedmaster Date, reference 3511.50, a reduced variant made for the Japanese market. This automatic watch features a 39mm case and 18mm lugs.
- Condition: Excellent external condition, running well internally
- Case size: 39mm diameter
- Lug-to-lug length: 45mm
- Thickness: 13.8mm