Omega Speedmaster Speedmaster Professional Moonwatch 3861 Sedna Gold / Black / Alligator

Reference 310.63.42.50.01.001

Omega Speedmaster Professional Moonwatch 3861 Sedna Gold / Black / Alligator

About this watch

The Omega Speedmaster Professional Moonwatch 3861 Sedna Gold / Black / Alligator is a masterpiece of luxury watchmaking, blending history, craftsmanship, and modern technology. Its striking black sunburst dial and Sedna Gold case exude sophistication, while its chronograph function and co-axial escapement ensure precision and reliability. With a water resistance of 50 meters and a power reserve of 50 hours, this watch is built for performance and durability. Whether you're a seasoned collector or a first-time buyer, the Speedmaster Professional Moonwatch is sure to impress with its stunning design, exceptional movement, and practical features.
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MSRP: $30,200
Market Price: $18,352

Key Features

  • Omega caliber 3861 movement
  • Sedna Gold case material
  • Master Chronometer certification by METAS
  • Chronograph function
  • Co-axial escapement
  • Plexi glass crystal
  • 50-meter water resistance

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch 3861 Sedna Gold / Black / Alligator
Reference
310.63.42.50.01.001
Movement
3861
Movement Features
  • Small Seconds, Hours, Minutes
  • Chronograph
  • Chronometer
Case
Sedna Gold 42mm
Dial Color
Black
Crystal
Plexi
Water Resistance
50

Current Listings

[WTS] Omega Speedmaster Professional Hesalite - ref 310.30.42.50.01.001 - $5500 + label

Omega Speedmaster Professional Hesalite - ref 310.30.42.50.01.001 - $5500 + label

Omega - 310.30.42.50.01.001 · $5,500
Omega Speedmaster Professional Hesalite with ref number 310.30.42.50.01.001 for sale.

  • Case size: 41mm
Posted at
Dec 8, 2025, 2:02 PM
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[WTS] 2024 Omega Speedmaster Professional “Sapphire Sandwich” – Full Set

2024 Omega Speedmaster Professional “Sapphire Sandwich” – Full Set

Omega - 310.30.42.50.01.002 · $7,250
2024 Omega Speedmaster Professional Moonwatch “Sapphire Sandwich” with 42mm stainless steel case, sapphire front and exhibition caseback, black step dial, and manual winding Caliber 3861 Master Chronometer movement.

  • Condition: Excellent (9.5/10)
  • Case Size: 42mm diameter
  • Bracelet Condition: pristine, zero desk wear
Posted at
Dec 8, 2025, 12:44 PM
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[WTS] Omega Speedmaster Silver Snoopy Award 310.32.42.50.02.001 w/ Bracelet x Full Set

Omega Speedmaster Silver Snoopy Award 310.32.42.50.02.001 w/ Bracelet x Full Set

Omega - 310.32.42.50.02.001 · $15,000
A 2023 Omega Speedmaster Silver Snoopy Award watch, part of the 50th Anniversary collection, featuring a complete set including bracelet and canvas bands.

  • Condition: Preowned with light wear (hairline scratches)
  • Bracelet Type: Fully linked
  • Canvas Band: yes
Posted at
Dec 8, 2025, 10:28 AM
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[WTS] Omega Speedmaster Professional Moonwatch Tropical Brown Dial Heavy Patina Blue Insert 1969 (Serviced) 🟤

Omega Speedmaster Professional Moonwatch Tropical Brown Dial Heavy Patina Blue Insert 1969 (Serviced) 🟤

Omega - 145.022-69 · $15,150
Very rare and fully original Omega Speedmaster Moonwatch 145.022-69 in beautiful condition, featuring a deep, even transformation with heavy yellow patina across all indices and matching hands.

  • Case Size: 42mm
  • Year Made: 1969
  • Movement Status: serviced in November 2025
Posted at
Dec 7, 2025, 6:21 PM
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[WTS] Omega Speedmaster. 39mm. Triple Date. Clean.

Omega Speedmaster. 39mm. Triple Date. Clean.

Omega - Speedmaster (no specific reference number given) · $1,875
This Omega Speedmaster is a 39mm triple date model with clean condition.

  • Condition: Clean
  • Case Size: 39mm
  • Location: NJ USA
Posted at
Dec 7, 2025, 3:59 PM
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[WTS] Omega Speedmaster 1957 / Broad Arrow Automatic Chrono 42mm Black Gloss Dial - Cal. 3313 High Horology Co Axial Column Wheel - Full Kit 09/2012 - $4,250 shipped CONUS

Omega Speedmaster 1957 / Broad Arrow Automatic Chrono 42mm Black Gloss Dial - Cal. 3313 High Horology Co Axial Column Wheel - Full Kit 09/2012 - $4,250 shipped CONUS

Omega - 1957 / Broad Arrow Automatic Chrono 42mm · $4,250
This Omega Speedmaster 1957 Broad Arrow chronograph is a full kit with warranty card dated September 2012. It features a high horology Frederic Piguet based movement with a column wheel and Co Axial escapement.

  • Condition: Excellent (minor wear on bezel and bracelet)
  • Movement: Omega Caliber 3313 (Frederic Piguet based) with Co Axial escapement and column wheel
Posted at
Dec 6, 2025, 3:49 PM
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[WTS] Omega Speedmaster Broad Arrow Olympics 2012 – Gloss White Porcelain-Like Dial • Heat-Blued Hands • Cal. 3313 Co-Axial Column-Wheel Automatic Chrono • Rubber B Croc SwimSkin Strap - $2,600 Shipped CONUS

Omega Speedmaster Broad Arrow Olympics 2012 – Gloss White Porcelain-Like Dial • Heat-Blued Hands • Cal. 3313 Co-Axial Column-Wheel Automatic Chrono • Rubber B Croc SwimSkin Strap - $2,600 Shipped CONUS

Omega - Speedmaster Broad Arrow Olympics 2012 · $2,600
The Omega Speedmaster Broad Arrow Olympics 2012 features a gloss white, porcelain-like dial with sunken subdials and heat-blued hands. It has a classic, beautiful design and is extremely refined.

  • Condition: Excellent, recently pressure-tested
  • Case Dimensions: case dimensions and proportions are extremely close to a Moonwatch
  • Movement: Omega Caliber 3313, column-wheel, Co-Axial chronograph movement
  • Straps: Rubber B Crocodile SwimSkin strap, retails for over $300
Posted at
Dec 6, 2025, 3:34 PM
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[WTS] Omega Speedmaster Moonphase — 2022 Full Set + Extras — $7,750 OBO

Omega Speedmaster Moonphase — 2022 Full Set + Extras — $7,750 OBO

Omega - 304.30.44.52.01.001 · $7,750
This Omega Speedmaster Moonphase is a Co-Axial Master Chronometer with Ref: 304.30.44.52.01.001, dated 2022. It's available as a full set with OEM extras.

  • Condition: Very Good
  • Year: 2022
  • Case condition: honest clasp wear
Posted at
Dec 6, 2025, 12:38 PM
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[WTS] Omega Speedmaster Professional Moonwatch White ref. 310.30.42.50.04.001

Omega Speedmaster Professional Moonwatch White ref. 310.30.42.50.04.001

Omega - 310.30.42.50.04.001 · $7,450
This Omega Speedmaster Professional Moonwatch White features a manual wind 3861 caliber movement in a sapphire sandwich configuration, with a white lacquered dial inspired by vintage iterations.

  • Condition: Minimal signs of wear, super healthy on Timegrapher
  • Case size: 42mm diameter
  • Movement: Manual wind 3861 caliber movement
  • Crystal: Sapphire sandwich configuration with top crystal and exhibition caseback
Posted at
Dec 6, 2025, 10:50 AM
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