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

Reference 310.20.42.50.99.001

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

Omega Speedmaster Moonwatch Sapphire Sandwich-310.30.42.50.01.002

Omega Speedmaster Moonwatch Sapphire Sandwich-310.30.42.50.01.002

A direct descendant of the watch worn on the Moon, this Omega Speedmaster Moonwatch features a classic asymmetrical 42mm stainless steel case and black stepped dial, powered by a hand-wound Co-Axial Master Chronometer 3861 movement.

  • Condition: EXCELLENT, very light signs of use
  • Case Size: 42mm diameter
  • Material: stainless steel
  • Bezel: black aluminum with tachymeter scale
Posted at
Feb 18, 2025, 5:14 PM
Active
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A bold reimagining of the iconic Moonwatch, crafted from a single block of black ceramic with a stunning black zirconium oxide dial and Co-Axial Master Chronometer movement.

  • Condition: EXCELLENT - Very light signs of wear, if any
  • Case Size: 44.25mm diameter
  • Material: Black Ceramic
  • Bezel: Black Ceramic with Tachymeter Scale
Posted at
Feb 18, 2025, 5:07 PM
Active
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This Omega Speedmaster Moonwatch features a 18K yellow gold and stainless steel case with a green ceramic bezel and grey dial.

  • Condition: Excellent, unpolished condition
  • Case size: 44.25mm diameter
  • Movement: Omega Co-Axial Master Chronometer 9904 chronograph movement
  • Warranty: under 5 years factory warranty remaining
Posted at
Feb 17, 2025, 8:42 PM
Active
Omega Speedmaster Reduced "Marui" - 3510.21 - White - Steel - 39mm

Omega Speedmaster Reduced "Marui" - 3510.21 - White - Steel - 39mm

Omega - 3510.21 · $5,995
A vintage Omega Speedmaster Reduced 'Marui' watch in excellent condition, featuring a white dial and stainless steel case.

  • Condition: Pre-Owned, Excellent Grade
  • Case Size: 39mm diameter
  • Material: Stainless Steel
  • Dial Color: White
Posted at
Feb 16, 2025, 10:59 PM
Active
2006 Omega Speedmaster "Schumacher Limited Edition" Ref. 3559.32 with Box & Paper

2006 Omega Speedmaster "Schumacher Limited Edition" Ref. 3559.32 with Box & Paper

Omega - 3559.32 · $5,950
The Omega Speedmaster Michael Schumacher Limited Edition features a striking 42mm stainless steel case, white panda dial with black subdials, and the reliable automatic Caliber 3301 movement. It has a tachymeter bezel, sapphire crystal, and 100m water resistance, blending style with functionality.

  • Condition: Excellent (little to no wear)
  • Movement: Automatic
  • Case width: 42mm diameter
  • Strap length: 8.00 inches
Posted at
Feb 16, 2025, 1:50 PM
Active
>>ReDuCeD<< OMEGA SPEEDMASTER AUTOMATIC 3211.31 PANDA DIAL

>>ReDuCeD<< OMEGA SPEEDMASTER AUTOMATIC 3211.31 PANDA DIAL

Omega - 3211.31 · $1,995
A stainless steel Omega Speedmaster Automatic with Panda dial, featuring the Omega 1164 movement and a diameter of 40mm.

  • Condition: Excellent
  • Movement: Omega 1164
  • Bracelet Size: fits up to 7.25"
Posted at
Feb 16, 2025, 9:46 AM
Active
Omega Speedmaster Chronograph Racing Chronometer Carbon Black Dial 3552.59.00

Omega Speedmaster Chronograph Racing Chronometer Carbon Black Dial 3552.59.00

Omega - 3552.59.00 · $3,120
The Omega Speedmaster Chronograph Racing Chronometer features a carbon black dial and is powered by a mechanical automatic movement.

  • Condition: 98%
  • Case Material: Stainless Steel
  • Movement Type: Mechanical Automatic (Cal. 3301)
  • Case Size: 42mm
Posted at
Feb 15, 2025, 8:26 AM
Active
Omega SPEEDMASTER SILVER SNOOPY AWARD 50TH ANNIVERSARY EXTRA 3861 BRACELET 2022

Omega SPEEDMASTER SILVER SNOOPY AWARD 50TH ANNIVERSARY EXTRA 3861 BRACELET 2022

2022 Omega Speedmaster Professional Moonwatch 50th Anniversary Silver Snoopy Award with a silver dial and blue subdials on a stainless steel case. Features a new style Omega 3861 Speedmaster PCL bracelet.

  • Condition: Mint, Unpolished
  • Case size: 42mm diameter
  • Material: Stainless Steel
  • Strap material: Blue fabric
Posted at
Feb 14, 2025, 11:07 PM
Active
2010 Omega Speedmaster 'Reduced' Ref. 3510.50 with Box & Papers

2010 Omega Speedmaster 'Reduced' Ref. 3510.50 with Box & Papers

Omega - 3510.50 · $2,950
The Omega Speedmaster 'Reduced' Ref. 3510.50 is a great entry into the world of luxury watches, measuring at 39mm and featuring a automatic movement with Luminova hands.

  • Condition: Excellent (very little to no signs of wear)
  • Movement: Automatic
  • Case width: 39mm
  • Strap length: 7.50"
Posted at
Feb 14, 2025, 2:40 PM
Active