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

Reference 310.63.42.50.01.001

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.

Omega Speedmaster.

Omega - 324.30.38.50.01.001 $2,950
This Omega Speedmaster is a coaxial chronograph with a ref number of 324.30.38.50.01.001.

  • Condition: Recently serviced
  • Service history: recently serviced
Posted at
May 4, 2025, 3:31 PM
Active
[WTS] Omega Speedmaster. X33. Titanium. $1100 only..

Omega Speedmaster. X33. Titanium. $1100 only..

Omega - X-33 $1,100
This Omega Speedmaster X-33 is a titanium digital watch. The seconds hand works fine.

  • Condition: Good, with stuck minute and hour hand
  • Material: Titanium
  • Shipping: from NJ USA
Posted at
May 4, 2025, 3:00 PM
Active
[WTS] Meteorite Omega Speedmaster Grey Side Of The Moon 311.63.44.51.99.001 Box+Papers 2022 w/Warranty

Meteorite Omega Speedmaster Grey Side Of The Moon 311.63.44.51.99.001 Box+Papers 2022 w/Warranty

Omega - 311.63.44.51.99.001 $10,875
A Grey Side Of The Moon Omega Speedmaster featuring a meteorite dial in excellent condition.

  • Condition: Excellent (pre-owned, some signs of wear)
  • Case Size: 44mm
  • Movement: Automatic
  • Dial Material: Meteorite (Alien Rock)
Posted at
May 4, 2025, 2:36 PM
Active
[WTS] Omega Speedmaster Moonwatch Blue Side of the Moon Full Set 304.93.44.52.03.001

Omega Speedmaster Moonwatch Blue Side of the Moon Full Set 304.93.44.52.03.001

Omega - 304.93.44.52.03.001 $8,495
This is a Omega Speedmaster Moonwatch - Blue Side of the Moon, a high-end timepiece in excellent condition, running well and not in need of service.

  • Condition: Excellent condition with no signs of wear
  • Year: 2020
  • Contents: Watch, Inner & Outer Box, International Warranty Card, Pictograms Card, Master Chronometer Card, Card Holder, Operating Instructions Manual
Posted at
May 4, 2025, 11:07 AM
Active
[WTS] Omega Speedmaster 馃幇Casino Dial 馃幇, 3210.52.00, 40mm

Omega Speedmaster 馃幇Casino Dial 馃幇, 3210.52.00, 40mm

Omega - 3210.52.00 $2,525
Additional Details: Omega Speedmaster Casino Dial, 40mm case size, comes in great condition with minor wear on the bracelet.

  • Condition: preowned with minor wear mainly on the bracelet
  • Size: 40mm diameter
  • Warranty card included: yes
Posted at
May 4, 2025, 10:24 AM
Active
[WTS] Omega Speedmaster Moonphase Aventurine Dial 03/2025 Brand New - $10,650

Omega Speedmaster Moonphase Aventurine Dial 03/2025 Brand New - $10,650

Omega - 304.93.44.52.03.002 $10,650
The Omega Speedmaster Moonphase features an Aventurine Dial with a blue ceramic finish.

  • Condition: Brand New, In Box (BNIB)
  • Diameter: 44mm
Posted at
May 3, 2025, 9:43 PM
Active
[WTS] Omega Speedmaster Moonphase Aventurine Dial 03/2025 Brand New - $10,650

Omega Speedmaster Moonphase Aventurine Dial 03/2025 Brand New - $10,650

Omega - Moonphase $10,650
This Omega Speedmaster features an Aventurine dial and comes with a certificate of authenticity.

  • Condition: Brand new
  • Diameter: 42mm
Posted at
May 3, 2025, 9:43 PM
Active
[WTS] Uncle Seiko US1479 Bracelet For Omega Speedmaster Professional (2 Clasps Included)

Uncle Seiko US1479 Bracelet For Omega Speedmaster Professional (2 Clasps Included)

Uncle Seiko - US1479 $140
A high-quality bracelet designed for Omega Speedmaster Professional watches, featuring a full bracelet, all links, and two clasps.

  • Condition: Like new
  • Includes: bracelet, links, pressure-based clasp, button-based clasp, Uncle Seiko bag, 2 x 20mm lugs
  • Shipping: CONUS only
Posted at
May 3, 2025, 5:40 PM
Active
[WTS] Omega Speedmaster. 38mm. Gorgeous lume. Ceramic bezel.

Omega Speedmaster. 38mm. Gorgeous lume. Ceramic bezel.

Omega - Speedmaster $2,550
A 38mm Omega Speedmaster with a gorgeous lume and grey dial, featuring a ceramic bezel.

  • Case size: 38mm diameter
  • Band material: AM strap
Posted at
May 3, 2025, 4:34 PM
Active