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

1992 Omega Speedmaster Ref: 3590.50 with Patina
This 1992 Omega Speedmaster features a 42mm case, black bezel, tritium dial, and 1479 Omega bracelet.
- Condition: Excellent with some light wear and patina
- Serial Number: 48,28X,XXX
- Bracelet Length: 19 links

1993 Omega Speedmaster Ref: 3590.50�Sharp Case
A 1993 Omega Speedmaster Ref: 3590.50 with a sharp case, excellent bezel and insert, tritium dial with aged patina, and an excellent 1479 Omega bracelet.
- Condition: Excellent with light wear from use
- Case size: 42mm
- Serial number: 48,29X,XXX

Omega Speedmaster Chronoscope Blue 329.30.43.51.03.001
The Omega Speedmaster Chronoscope Blue is a complete set with box and papers, and comes with the original manufacturer's warranty until July 2029.
- Condition: Excellent condition, with just light wear visible on close inspection
- Warranty Valid Until: July 2029
- Shipping Method: FedEx Priority

OMEGA SPEEDMASTER PROFESSIONAL PRE-MOON 145.022-69 Unpolished
A pre-moon Omega Speedmaster Professional reference 145.022-69ST featuring a calibre 861 movement and hippocampus caseback.
- Condition: Good vintage condition
- Movement caliber: 861
- Case diameter: 42 mm
- Bezel hands status: newer replacements
Omega Speedmaster Date 18K PG/ SS Mens Watch 3316.50
The Omega Speedmaster Date is a chronograph watch with a date function and mechanical automatic movement, housed in a stainless steel and 18K pink gold case.
- Condition: 90%
- Case material: Stainless Steel/ 18K Pink Gold
- Movement type: Mechanical Automatic

NEW UNWORN 2025 Omega Speedmaster �Silver Snoopy Award� 310.32.42.50.02.001
The Omega Speedmaster 'Silver Snoopy Award' is a limited-edition timepiece that celebrates Omega's contributions to space exploration and the Apollo 13 mission.
- Condition: New, unworn
- Case material: stainless steel
- Dial color: silver
- Bezel material: blue ceramic

Omega 3861 Speedmaster Professional Moonwatch Hesalite Box Papers Warranty
A stainless steel Omega Speedmaster Professional Moonwatch with a black dial and hesalite crystal, featuring the Caliber 3861 manual winding co-axial movement.
- Condition: Near Mint, 96%
- Case size: 42mm
- Bracelet type: Stainless Steel Bracelet
- Movement: Omega Caliber 3861 Manual Winding Co-Axial Movement
Omega Speedmaster Automatic Chronograph Date 3813.53
A 39mm stainless steel Omega Speedmaster Automatic Chronograph Date watch powered by a mechanical automatic movement.
- Condition: 90%
- Size: 39mm
- Case material: stainless steel

Omega Speedmaster Ed White 311.30.40.30.01.001 � 2021
This Omega Speedmaster Ed White is the recently released, Cal 321 model, featuring an exhibition box, booklets, accessories, and a COSC-certified movement. It comes in excellent condition with a few minor imperfections.
- Condition: Excellent with some light hairlines and marks
- Case dimensions: 40mm diameter
- Bracelet length: adjusts to fit around a 7.75" wrist