Omega Speedmaster Speedmaster Professional Moonwatch 3861 Stainless Steel - Sedna Gold / Pink

Reference 310.20.42.50.99.001

Omega Speedmaster Professional Moonwatch 3861 Stainless Steel - Sedna Gold / Pink

About this watch

The Omega Speedmaster Professional Moonwatch 310.20.42.50.99.001 is a stunning blend of tradition and innovation, featuring a unique Sedna Gold and pink finish. Its 42mm stainless steel case and Sedna Gold accents command attention, while the remarkable Omega caliber 3861 movement boasts a co-axial escapement, reducing friction for enhanced accuracy and longevity. Certified by METAS as a Master Chronometer, this watch can resist magnetic fields reaching an impressive 15,000 gauss. The sunburst pink finish adds sophistication, making it perfect for both casual and formal settings.
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Key Features

  • Omega caliber 3861 movement
  • 42mm stainless steel case
  • Sedna Gold accents
  • Co-axial escapement
  • Master Chronometer certified by METAS
  • 50m water resistance
  • Chronograph function

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch 3861 Stainless Steel - Sedna Gold / Pink
Reference
310.20.42.50.99.001
Movement
3861
Movement Features
  • Small Seconds, Hours, Minutes
  • Chronograph
  • Chronometer
Case
42mm
Dial Color
Pink
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] Omega Speedmaster Professional Sapphire Sandwich 3861

Omega Speedmaster Professional Sapphire Sandwich 3861

Omega - 310.30.42.50.01.002 · $5,700
This Omega Speedmaster Professional Sapphire Sandwich is a high-end watch with excellent condition, pre-2023 bracelet clasp, and three custom straps from Aaron Bespoke.

  • Condition: Excellent condition
  • Bracelet type: original clasp
  • Bracelet material: not specified
  • Straps included: 3
Posted at
May 4, 2025, 3:52 PM
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[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
View listing on r/WatchExchange
[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
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[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
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[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
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[WTS] Omega Speedmaster 🎰Casino Dial 🎰, 3210.52.00, 40mm

Omega Speedmaster 🎰Casino Dial 🎰, 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
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[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
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[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
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[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
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