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 Moon Chrono 311.30.42.30.01.005, 42 mm, Hesalite, Complete 2021
This Omega Speedmaster Moon Chrono is a manual-winding chronograph movement with Rhodium-plated finish, featuring a black dial and 48 hours power reserve. It has a stainless steel case and bracelet with deployment buckle.
- Condition: Near mint condition
- Case diameter: 42 mm
- Between lugs: 20 mm
- Thickness: 13.8 mm
Omega Speedmaster Moonwatch Two Counters 311.33.44.51.01.001 Like New
This Omega Speedmaster Moonwatch Two Counter is in pristine condition, with a new-feeling strap and included accessories such as the full box set, pictogram card, and serialized hang tag.
- Condition: Like new
- Box set included: true
- Strap included: false
Omega Speedmaster Automatic Chronograph Date 3813.53
This Omega Speedmaster Automatic Chronograph Date is a stainless steel watch with a mechanical automatic movement.
- Condition: 85%
- Model: Speedmaster Automatic Chronograph Date
- Size: 39mm diameter
- Functions: Chronograph,Date

Omega FOIS Speedmaster Moonwatch B+P Warranty
This Omega Speedmaster Moonwatch is a First Omega In Space (FOIS) edition with a blue-grey dial and black anodized aluminum bezel. It features a stainless steel case and brush-polished outer link bracelet.
- Condition: Near Mint, 96%
- Case size: 39.7mm
- Movement: 3861 manual winding
- Power reserve: 50 hours
Omega Speedmaster Moonwatch "Sapphire Sandwich" - 310.30.42.50.01.002 - EXC
This Omega Speedmaster Moonwatch features a 42mm stainless steel case and black dial. It is powered by a manual winding movement and comes with various accessories, including an Omega box set and instruction manual.
- Condition: Pre-Owned Excellent
- Case Size: 42mm
- Bracelet Type: Stainless Steel
- Movement: Manual Winding

2000 Omega Speedmaster 'Reduced' Ref. 3510.50
The Omega Speedmaster 'Reduced' Ref. 3510.50 is a great entry into the Omega family, measuring at 39mm with a good condition bracelet, case, and bezel.
- Condition: Excellent(little to no wear)
- Year: 2000
- Movement: Automatic
- Case width: 39mm diameter
2022 Omega Speedmaster Moonwatch Professional Hesalite 42mm 310.30.42.50.01.001
A 2022 Omega Speedmaster Moonwatch Professional Hesalite 42mm, the first watch worn on the moon.
- Condition: Excellent Pre-owned condition
- Box And Paper: Complete set comes with inner & outer boxes, Warranty Card, Pictogram, Master Chronometer, instruction booklet and black travel case
- Accessories: original sticker, cleaning cloth and Moonwatch Booklet

1967 Omega Speedmaster 105.012-66CB
This Omega Speedmaster Professional 105.012-66CB is a 1967 model that has been serviced and refinished in 2023, with expertly refinished Central Boites case and excellent condition stepped dial.
- Condition: pristine condition
- Case material: Central Boites
- Dial color: black with touch of grey
- Lume patina: pale yellow

2004 Omega Speedmaster 1957 Reissue From Japan EXTRAS Ref. 3594.50
2004 Omega Speedmaster 1957 Reissue From Japan EXTRAS, comes with two bracelets and a custom unmarked caseback to exhibit the 1861 movement.
- Condition: Excellent
- Bracelets: 2 (original and Apollo 11 50th Anniversary flat link)
- Caseback: custom unmarked
- Movement: 1861