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.
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

1993 Omega Speedmaster Ref: 3590.50�Sharp Case
A 1993 Omega Speedmaster Ref: 3590.50 with a sharp case, excellent bezel and insert, tritium dial with aged patina, and an excellent 1479 Omega bracelet.
- Condition: Excellent with light wear from use
- Case size: 42mm
- Serial number: 48,29X,XXX

Omega Speedmaster Chronoscope Blue 329.30.43.51.03.001
The Omega Speedmaster Chronoscope Blue is a complete set with box and papers, and comes with the original manufacturer's warranty until July 2029.
- Condition: Excellent condition, with just light wear visible on close inspection
- Warranty Valid Until: July 2029
- Shipping Method: FedEx Priority

OMEGA SPEEDMASTER PROFESSIONAL PRE-MOON 145.022-69 Unpolished
A pre-moon Omega Speedmaster Professional reference 145.022-69ST featuring a calibre 861 movement and hippocampus caseback.
- Condition: Good vintage condition
- Movement caliber: 861
- Case diameter: 42 mm
- Bezel hands status: newer replacements
Omega Speedmaster Date 18K PG/ SS Mens Watch 3316.50
The Omega Speedmaster Date is a chronograph watch with a date function and mechanical automatic movement, housed in a stainless steel and 18K pink gold case.
- Condition: 90%
- Case material: Stainless Steel/ 18K Pink Gold
- Movement type: Mechanical Automatic

NEW UNWORN 2025 Omega Speedmaster �Silver Snoopy Award� 310.32.42.50.02.001
The Omega Speedmaster 'Silver Snoopy Award' is a limited-edition timepiece that celebrates Omega's contributions to space exploration and the Apollo 13 mission.
- Condition: New, unworn
- Case material: stainless steel
- Dial color: silver
- Bezel material: blue ceramic

Omega 3861 Speedmaster Professional Moonwatch Hesalite Box Papers Warranty
A stainless steel Omega Speedmaster Professional Moonwatch with a black dial and hesalite crystal, featuring the Caliber 3861 manual winding co-axial movement.
- Condition: Near Mint, 96%
- Case size: 42mm
- Bracelet type: Stainless Steel Bracelet
- Movement: Omega Caliber 3861 Manual Winding Co-Axial Movement
Omega Speedmaster Automatic Chronograph Date 3813.53
A 39mm stainless steel Omega Speedmaster Automatic Chronograph Date watch powered by a mechanical automatic movement.
- Condition: 90%
- Size: 39mm
- Case material: stainless steel

Omega Speedmaster Ed White 311.30.40.30.01.001 � 2021
This Omega Speedmaster Ed White is the recently released, Cal 321 model, featuring an exhibition box, booklets, accessories, and a COSC-certified movement. It comes in excellent condition with a few minor imperfections.
- Condition: Excellent with some light hairlines and marks
- Case dimensions: 40mm diameter
- Bracelet length: adjusts to fit around a 7.75" wrist

Omega Speedmaster Professional Anniversary Series FOIS 310.30.40.50.06.001 2024
This Omega Speedmaster Professional is a newly released anniversary series 'First Omega in Space' featuring a domed sapphire crystal and black dial.
- Condition: Excellent
- Case condition: A few light hairlines and marks
- Bracelet condition: A few faint swirls and hairlines
- Bracelet size: fits around a 7.75 inch wrist