Omega Speedmaster Speedmaster Professional Moonwatch 3861 Stainless Steel / Black / Sapphire / Bracelet

Reference 310.30.42.50.01.002

Omega Speedmaster Professional Moonwatch 3861 Stainless Steel / Black / Sapphire / Bracelet

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.
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MSRP: $8,000
Market Price: $5,921

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] 2022 OMEGA SPEEDMASTER PROFESSIONAL 310.30.42.50.01.002 $6050 + FREE SHIPPING

2022 OMEGA SPEEDMASTER PROFESSIONAL 310.30.42.50.01.002 $6050 + FREE SHIPPING

OMEGA - 310.30.42.50.01.002 · $6,050
2022 OMEGA SPEEDMASTER PROFESSIONAL with manual wind 3861 movement and 50-hour power reserve.

  • Condition: Excellent pre owned condition
  • Case Size: 42mm diameter
  • Movement: Manual Wind 3861
  • Power Reserve: 50 Hours
Posted at
Apr 28, 2026, 10:20 PM
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[WTS] Omega Speedmaster Sapphire New 2026, $7500

Omega Speedmaster Sapphire New 2026, $7500

Omega - 310.30.42.50.01.002 · $7,500
This listing is for a brand new Omega Speedmaster Sapphire, featuring a reference number of 310.30.42.50.01.002 and coming with its original box and warranty.

  • Condition: Brand New Condition
  • Shipping Cost: $150 for USA
  • Payment Methods: Wire or Credit Card (+4.9% & 4 days clearance)
  • Warranty Year: 2026
Posted at
Apr 28, 2026, 10:35 AM
Active
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[WTS] Omega Speedmaster Moonwatch 3861 Sapphire 310.30.42.50.01.002 ( new / 2026 / box and papers )

Omega Speedmaster Moonwatch 3861 Sapphire 310.30.42.50.01.002 ( new / 2026 / box and papers )

Omega - 310.30.42.50.01.002 · $7,250
This Omega Speedmaster Moonwatch Professional Sapphire is a brand new watch with a stainless steel case and 3861 Omega Master Chronometer Movement.

  • Condition: Brand new
  • Case Size: 42mm diameter
  • Movement: 3861 Omega Master Chronometer
Posted at
Apr 27, 2026, 12:53 PM
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[WTS] Omega Speedmaster Professional Moonwatch 310.30.42.50.01.002 Full set

Omega Speedmaster Professional Moonwatch 310.30.42.50.01.002 Full set

Omega - 310.30.42.50.01.002 · $6,200
A fully set Omega Speedmaster Professional Moonwatch in excellent condition, with a rich history and no signs of wear.

  • Condition: Excellent
  • Asking price: $6200 plus shipping
Posted at
Apr 27, 2026, 11:30 AM
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[WTS] Omega Speedmaster Moonwatch Sapphire Sandwich (310.30.42.50.01.002)

Omega Speedmaster Moonwatch Sapphire Sandwich (310.30.42.50.01.002)

Omega - 310.30.42.50.01.002 · $6,200
A 2022 Omega Speedmaster Moonwatch Sapphire Sandwich, described as overall mint condition, with protective stickers on the case and clasp.

  • Condition: mint condition
  • Year: 2022
  • Box And Papers: yes
Posted at
Apr 27, 2026, 8:50 AM
Active
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[WTS] Omega Speedmaster Professional “Sapphire Sandwich” – Ref. 310.30.42.50.01.002 $6800 plus label

Omega Speedmaster Professional “Sapphire Sandwich” – Ref. 310.30.42.50.01.002 $6800 plus label

Omega - 310.30.42.50.01.002 · $6,800
This Omega Speedmaster Professional features a 'Sapphire Sandwich' design and comes with its box, warranty cards, and hang tag.

  • Condition: Pre-owned, noticeable wear on the polished case sides
  • Bracelet condition: light wear overall
Posted at
Apr 25, 2026, 9:38 PM
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[wts] 2023 OMEGA SPEEDMASTER PROFESSIONAL 310.30.42.50.01.002 $6499

2023 OMEGA SPEEDMASTER PROFESSIONAL 310.30.42.50.01.002 $6499

OMEGA - 310.30.42.50.01.002 · $6,499
2023 OMEGA SPEEDMASTER PROFESSIONAL with manual wind movement and sapphire crystal. Features a 42mm case size and 50 hour power reserve.

  • Condition: Pre owned, cosmetic condition 9/10
  • Case size: 42mm diameter
  • Bracelet: tapered stainless steel with micro adjustments
  • Movement: manual wind 3861
Posted at
Apr 22, 2026, 7:15 PM
Active
View listing on r/WatchExchange
[WTS] 2021 OMEGA SPEEDMASTER PROFESSIONAL 310.30.42.50.01.002

2021 OMEGA SPEEDMASTER PROFESSIONAL 310.30.42.50.01.002

OMEGA - 310.30.42.50.01.002 · $5,799
2021 OMEGA SPEEDMASTER PROFESSIONAL features a manual wind movement, 50 hour power reserve, and 42mm case size. It also comes with a sapphire crystal and 50 meters water resistance.

  • Condition: Pre owned, cosmetic condition 7/10
  • Case size: 42mm diameter
  • Bracelet material: tapered stainless steel
  • Movement: manual wind 3861
Posted at
Apr 22, 2026, 6:32 PM
Active
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[WTS] Omega Speedmaster Professional "Sapphire Sandwich" (Ref. 310.30.42.50.01.002)/Full set

Omega Speedmaster Professional "Sapphire Sandwich" (Ref. 310.30.42.50.01.002)/Full set

Omega - 310.30.42.50.01.002 · $6,000
This Omega Speedmaster Professional, also known as the Sapphire Sandwich, is a manual-wind watch with a Master Chronometer movement and features a stunning Caliber 3861 movement visible through an exhibition caseback.

  • Condition: pristine
  • Purchase Price: 9000
  • Dimensions: 42mm diameter, 20mm lug width
  • Bracelet Type: tapered
Posted at
Apr 22, 2026, 3:53 PM
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