Omega Speedmaster Speedmaster Professional Moonwatch 3861 Sedna Gold / Black / Alligator
Reference 310.63.42.50.01.001
About this watch
The Omega Speedmaster Professional Moonwatch 3861 Sedna Gold / Black / Alligator is a masterpiece of luxury watchmaking, blending history, craftsmanship, and modern technology. Its striking black sunburst dial and Sedna Gold case exude sophistication, while its chronograph function and co-axial escapement ensure precision and reliability. With a water resistance of 50 meters and a power reserve of 50 hours, this watch is built for performance and durability. Whether you're a seasoned collector or a first-time buyer, the Speedmaster Professional Moonwatch is sure to impress with its stunning design, exceptional movement, and practical features.
Key Features
- Omega caliber 3861 movement
- Sedna Gold case material
- Master Chronometer certification by METAS
- Chronograph function
- Co-axial escapement
- Plexi glass crystal
- 50-meter water resistance
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonwatch 3861 Sedna Gold / Black / Alligator
- Reference
- 310.63.42.50.01.001
- Movement
- 3861
- Movement Features
-
- Small Seconds, Hours, Minutes
- Chronograph
- Chronometer
- Case
- Sedna Gold 42mm
- Dial Color
- Black
- Crystal
- Plexi
- Water Resistance
- 50
Current Listings

Omega Speedmaster Moonwatch Sapphire - 3861 - 310.30.42.50.01.002 (new / 2025)
This Omega Speedmaster Moonwatch Professional features a 42mm stainless steel case and is powered by the 3861 Omega Master Chronometer Movement.
- Condition: Brand new
- Case size: 42mm
- Movement type: 3861 Omega Master Chronometer

Omega Speedmaster Moonwatch Hesalite - 3861 - 310.30.42.50.01.001 (new / 2025)
A brand new Omega Speedmaster Moonwatch Professional Hesalite with a stainless steel case and 3861 Omega Master Chronometer movement.
- Condition: Brand new
- Case size: 42mm diameter
- Movement: Omega Master Chronometer

>>REDUCED<< OMEGA SPEEDMASTER PROFESSIONAL 1974 Stepped Dial
A 1974 Omega Speedmaster Professional with a stepped dial, manual winding chronograph movement (calibre 861), and tritium indices in superb condition.
- Condition: Very good vintage condition
- Diameter: 42 mm
- Bracelet: Omega Speedmaster 1125 bracelet with 516 end links
- Movement: Manual winding chronograph calibre 861

NEW 2021 Omega Speedmaster "Ed White" 39.7mm 311.30.40.30.01.001 Black Dial
The Omega Speedmaster 'Ed White' is a nod to the version worn by Ed White, featuring a black step dial and vintage-style applied logo.
- Condition: New with minor scratches from handling
- Diameter: 39.7mm
- Box And Papers: Yes

Omega Speedmaster Automatic 3510.50 39mm
a discontinued Omega Speedmaster Reduced model from 1998, featuring an automatic self-winding movement and a black dial with luminous hands and markers.
- Condition: Good
- Movement type: Automatic self-winding
- Crystal material: Hesalite

Omega Speedmaster Moonwatch Sapphire - 3861 - 310.30.42.50.01.002 (excellent)
This Omega Speedmaster Moonwatch Professional is a stainless steel watch with a 42mm case, featuring an Omega Master Chronometer movement.
- Condition: Excellent
- Case size: 42mm
- Movement type: Omega Master Chronometer

Omega 31062425099001 Speedmaster Moon watch 18K Yellow Gold
The Omega Speedmaster Moon watch is a Professional Moonshine model with an 18K yellow gold case on a rubber strap. It features a manual wind movement, 12-hour chronograph, and display caseback.
- Material: 18K Yellow Gold
- Movement: Omega caliber 3861
- Diameter: 42mm
OMEGA Speedmaster '57 Blue Chronograph Dial Steel Men's Watch 332.10.41.51.03.001
Omega Speedmaster '57 Blue Chronograph Dial Steel Men's Watch, purchased in 2024 with original AD receipt and box.
- Condition: Excellent
- Box: yes
- Papers: original AD receipt

Omega Speedmaster - FOIS - 310.30.40.50.06.001 ( excellent / 2024 )
This Omega Speedmaster FOIS is a 39.7mm stainless steel case watch with the 3861 Calibre. It comes with all original boxes, papers, booklets, and an Omega Warranty Card dated November 2024.
- Condition: Excellent condition
- Case size: 39.7mm
- Movement: Omega 3861 Calibre