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

Reference 310.23.42.50.99.001

About this watch

The Omega Speedmaster Professional Moonwatch 3861 is a masterpiece of horology that seamlessly blends heritage, luxury, and modern technology. Its stunning pink sunburst dial radiates warmth and elegance, while the Sedna gold accents harmonize beautifully with the stainless steel case. The chronograph function is easily accessible, making it practical for everyday use. At its heart beats the Omega Caliber 3861 movement, featuring a co-axial escapement and silicon balance spring. This timepiece is not just a watch; it's a statement of sophistication and style that pairs well with both formal and casual attire.
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Key Features

  • Omega Caliber 3861 movement
  • Sedna gold accents
  • Stainless steel case
  • Tachymeter bezel
  • Water resistance up to 50 meters
  • 42mm diameter
  • Co-axial escapement and silicon balance spring

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch 3861 Stainless Steel - Sedna Gold / Pink / Alligator
Reference
310.23.42.50.99.001
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 Racing Chronograph - Box & Papers 2024

Omega Speedmaster Racing Chronograph - Box & Papers 2024

Omega - 32930445101002 · $5,900
The Omega Speedmaster Racing Chronograph features a 44mm stainless steel case on a steel bracelet with deployant clasp, and is powered by the Omega Co-Axial Master Chronometer 9900.

  • Condition: Mint condition
  • Case size: 44mm
  • Bracelet material: stainless steel
  • Movement: Omega Co-Axial Master Chronometer 9900
Posted at
May 2, 2025, 1:28 PM
Active
[WTS] Omega Speedmaster Broad Arrow – Ref. 3594.50 – Excellent Condition – $3,250

Omega Speedmaster Broad Arrow – Ref. 3594.50 – Excellent Condition – $3,250

Omega - 3594.50 · $3,250
This Omega Speedmaster Broad Arrow is in excellent condition with minimal oxidation on the hands, making it a rare find for this reference.

  • Condition: Excellent
  • Bracelet Material: Stainless steel
  • Case Size: Not specified
Posted at
May 2, 2025, 7:13 AM
Active
[WTS] Omega Speedmaster Moonwatch 3861 Hesalite Bracelet 310.30.42.50.01.001 2021 $4,650

Omega Speedmaster Moonwatch 3861 Hesalite Bracelet 310.30.42.50.01.001 2021 $4,650

This Omega Speedmaster Moonwatch is a 2022 model, featuring a Hesalite crystal and coming with its original bracelet. It has been very lightly used and shows some minor scratches on the case.

  • Condition: Very lightly used with some light scratches on the case
  • Year: 2022
  • Bracelet condition: mint
  • Case material: Hesalite
Posted at
May 2, 2025, 4:37 AM
Active
[WTS] Omega Speedmaster Broad Arrow 1957 321.10.42.50.01.001 - Automatic Co-Axial 3313

Omega Speedmaster Broad Arrow 1957 321.10.42.50.01.001 - Automatic Co-Axial 3313

This Omega Speedmaster Broad Arrow features a 42mm case with a broad arrow handset and red '1957' marking, housing the Omega Caliber 3313C movement with tri-level co-axial escapement. It has a date quickset at 6 o'clock and comes with box and papers.

  • Case size: 42mm
  • Water resistance: 100m
  • Movement: Omega Caliber 3313C (based on Frederic Piguet 1285)
Posted at
May 1, 2025, 8:57 PM
Active
[WTS] Omega Speedmaster Date 3513.50

Omega Speedmaster Date 3513.50

Omega - 3513.50 · $1,800
A beautiful Omega Speedmaster Date in overall very good condition, with a black dial and comfortable bracelet.

  • Condition: Very good condition with normal wear on the case and bracelet
  • Movement: Cal 1152
  • Bracelet size: 6.75 inches
Posted at
May 1, 2025, 8:30 PM
Active

Omega Speedmaster Mark II / Mark 2 145.014 Vintage

Omega - 145.014 · $2,975.003
The Omega Speedmaster Mark II / Mark 2 ref. 145.014 from 1970 appears to be in excellent shape, with a strong movement and functioning chronograph.

  • Condition: all original condition with hairline scratches and original brushing
  • Bracelet size: 1158 bracelet sized to 6.9in wrist
  • Movement running status: running strong on timing machine
  • Service history: unknown
Posted at
May 1, 2025, 11:49 AM
Active
Omega Speedmaster Mark II / Mark 2 145.014 Vintage

Omega Speedmaster Mark II / Mark 2 145.014 Vintage

Omega - 145.014 · $2,975.003
Early Speedmaster Mark 2 from 1970 in all original condition with no evidence of polishing or touching up. Hands and dial are in great shape with clean and consistent lume.

  • Condition: All original condition with hairline scratches on case, one gouge on bracelet.
  • Case size: 40mm diameter
  • Bracelet size: 6.9 inches
  • Bracelet type: 1158
Posted at
May 1, 2025, 11:48 AM
Active
[WTS] Omega Speedmaster Dark Side of the Moon “Apollo 8” Slider

Omega Speedmaster Dark Side of the Moon “Apollo 8” Slider

This Omega Speedmaster Dark Side of the Moon 'Apollo 8' is a limited edition timepiece that honors the historic Apollo 8 mission, with a laser-ablated blackened movement and skeletonized dial. The watch features a manual-winding Caliber 1869 movement and is made from ultra-light and scratch-resistant black ceramic.

  • Condition: MINT
  • Case Material: black ceramic
  • Diameter: 44.25mm
  • Movement Type: manual-winding
Posted at
May 1, 2025, 10:41 AM
Active