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

Reference 310.60.42.50.01.001

About this watch

The Omega Speedmaster Professional Moonwatch 3861 Sedna Gold is a legendary timepiece that combines heritage, craftsmanship, and functionality in a way that few can match. Its stunning aesthetics, featuring a unique blend of black and gold, create a luxurious yet sporty vibe that can transition seamlessly from casual to formal settings. The watch strikes a balance between boldness and wearability, with a 42mm diameter and 13.18mm height that ensures it will never go out of style. Inside this beauty lies the Omega caliber 3861, an updated version of earlier calibers featuring a co-axial escapement and silicon balance spring. Certified by METAS, this watch is not just accurate but highly resistant to magnetic fields reaching up to 15,000 gauss. With a manual-winding chronograph movement and power reserve of 50 hours, you'll have the pleasure of winding it yourself while enjoying precise timekeeping. The black sunburst finish dial is mesmerizing, providing a backdrop for stick hands that lend a sleek, modern look while ensuring legibility at a glance. One of the standout features of the Speedmaster is its durability, with scratch-resistant sapphire glass and a water resistance rating of 50 meters. The open case back allows you to admire the intricate workings of the Omega caliber 3861, making it a treat for watch lovers.
Buy Now on Jomashop
This is an affiliate link
MSRP: $42,600
Market Price: $23,979

Key Features

  • Omega caliber 3861 movement
  • Sedna Gold case
  • Black sunburst finish dial
  • Scratch-resistant sapphire glass
  • 50m water resistance
  • Manual-winding chronograph movement
  • Co-axial escapement and silicon balance spring

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch 3861 Sedna Gold / Black / Bracelet
Reference
310.60.42.50.01.001
Movement
3861
Movement Features
  • Small Seconds, Hours, Minutes
  • Chronograph
  • Chronometer
Case
Sedna Gold 42mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] 2010 / Omega / Speedmaster date / Silver Dial / 40mm

2010 / Omega / Speedmaster date / Silver Dial / 40mm

Omega - 3211.30 · $3,500
A 2010 Omega Speedmaster date model featuring a silver dial and 40mm case.

  • Condition: Excellent Condition
  • Case Size: 40mm
Posted at
Apr 16, 2026, 7:20 PM
Active
[WTS] 2022 OMEGA Speedmaster Chrono 38 324.30.38.50.03.001 Full Set Mint Sun Brushed Blue Dial $4975

2022 OMEGA Speedmaster Chrono 38 324.30.38.50.03.001 Full Set Mint Sun Brushed Blue Dial $4975

The OMEGA Speedmaster Chrono 38 is a modern take on the iconic chronograph, featuring a sunburst blue dial and a versatile 38mm case size.

  • Condition: Mint / Like New
  • Case Size: 38mm
  • Movement: Automatic Chronograph (Omega Caliber 3330)
  • Bracelet Length: 20.5 links
Posted at
Apr 16, 2026, 6:51 PM
Active
[WTS] PRICE DROP Omega SpeedMaster 38 324.30.38.50.02.001 Complete Set Excellent Condition

PRICE DROP Omega SpeedMaster 38 324.30.38.50.02.001 Complete Set Excellent Condition

The Omega Speedmaster 38 offers a refined take on the legendary Speedmaster design, combining classic chronograph heritage with a more versatile and wearable case size.

  • Condition: Excellent Condition
  • Case Size: 38mm
  • Case Material: Stainless Steel
  • Bezel: Fixed Tachymeter
Posted at
Apr 16, 2026, 5:51 PM
Active
[WTS] PIRCE DROP 2025 Omega Speedmaster Pilot Chronograph 40.85mm

PIRCE DROP 2025 Omega Speedmaster Pilot Chronograph 40.85mm

The Omega Speedmaster Pilot Chronograph is a modern aviation-inspired chronograph that blends legendary Speedmaster DNA with a clean, instrument-driven design.

  • Case size: 40.85mm diameter
  • Case material: stainless steel
  • Dial color: matte black
Posted at
Apr 16, 2026, 5:34 PM
Active
[WTS] Omega Speedmaster Moonwatch Hesalite 1861 3570.50.00 ( excellent / 2007 / box and papers )

Omega Speedmaster Moonwatch Hesalite 1861 3570.50.00 ( excellent / 2007 / box and papers )

Omega - 3570.50.00 · $4,750
Up for sale is an excellent condition Omega Speedmaster Moonwatch Professional Chronograph 1861 42mm Hesalite, reference # 3570.50.00.

  • Condition: Excellent condition
  • Case size: 42mm diameter
  • Movement type: Omega Calibre Movement
  • Year of production: 2007
Posted at
Apr 16, 2026, 12:06 PM
Active
[WTS] Omega Speedmaster Date 3513.30 $2,200

Omega Speedmaster Date 3513.30 $2,200

Omega - 3513.30 · $2,200
The Omega Speedmaster Date features a clean sunburst textured silver dial and runs on the Omega 1152, Valjoux 7750 date automatic chronograph with in-house branding. It has a classic polished bezel and an unmistakable Speedmaster design language.

  • Condition: Preowned - Good
  • Box and papers included: Yes
  • Wrist size compatibility: up to max 7.75 inch
Posted at
Apr 16, 2026, 10:08 AM
Active
[WTS] Omega Speedmaster 40 3211.31

Omega Speedmaster 40 3211.31

Omega - 3211.31 · $2,350
This is an Omega Speedmaster 40mm watch, a popular choice for its sleek design and reliable movement.

  • Condition: Minor scratch on crystal
  • Case diameter: 40mm
Posted at
Apr 16, 2026, 10:08 AM
Active
[WTS] Omega Speedmaster Sedna Gold,New 2026, 22k

Omega Speedmaster Sedna Gold,New 2026, 22k

Omega - 310.63.42.50.01.001 · $22,000
A brand new Omega Speedmaster Sedna Gold, reference number 310.63.42.50.01.001.

  • Condition: New
  • Serial Number: 310.63.42.50.01.001
  • Warranty Years: 2 (2026-2028)
  • Box And Papers: true
Posted at
Apr 16, 2026, 9:56 AM
Active
[WTS] Omega Speedmaster Racing 40mm - Reverse Panda - Jan 2026 Full Set - Warranty until 2031

Omega Speedmaster Racing 40mm - Reverse Panda - Jan 2026 Full Set - Warranty until 2031

This is a rare 'fresh' example of the Omega Speedmaster Racing series, purchased from an AD in Japan on January 20, 2026, and featuring a black dial with silver sub-dials.

  • Condition: Mint, with minor scuff on clasp
  • Case size: 40mm diameter
  • Movement: Omega Calibre 3330, Co-Axial Chronometer with Si14 Silicon Balance Spring
  • Power reserve: 52 hours
Posted at
Apr 15, 2026, 11:27 PM
Active