Omega Speedmaster Speedmaster Professional Moonwatch 3861 Moonshine Gold / Green
Reference 310.63.42.50.10.001
About this watch
The Omega Speedmaster Professional Moonwatch 3861 Moonshine Gold / Green is a remarkable piece of horology that blends luxury, functionality, and a storied legacy. This timepiece not only pays homage to the brand's legendary association with space exploration but also introduces cutting-edge technology and luxurious materials. The round case with a diameter of 42.00 mm and height of 13.18 mm is a comfortable fit for various wrist sizes, while the ceramic bezel with a tachymeter scale nods to its chronograph capabilities. The manual-winding chronograph movement features a co-axial escapement and silicon balance spring, offering exceptional precision and reliability. With a water resistance of up to 50 meters, this watch can handle everyday occurrences like washing your hands or getting caught in the rain. Its stunning aesthetics, versatility, and rich history make it a worthy addition to any collection.
Key Features
- Omega caliber 3861 manual-winding chronograph movement
- Master Chronometer certification by METAS
- Co-axial escapement and silicon balance spring for exceptional precision and reliability
- 50-hour power reserve with no daily winding required
- Ceramic and Moonshine Gold materials for durability and luxury
- Green sunburst dial finish for a captivating look
- Scratch-resistant sapphire crystal for protection
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonwatch 3861 Moonshine Gold / Green
- Reference
- 310.63.42.50.10.001
- Movement
- 3861
- Movement Features
-
- Small Seconds, Hours, Minutes
- Chronograph
- Chronometer
- Case
- 42mm
- Dial Color
- Green
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings

NEW 2025 Omega Speedmaster Moonwatch Professional Chronograph 42mm White Dial
This is a new 2025 Omega Speedmaster Moonwatch Professional Chronograph with a 42mm stainless steel case and a white dial.
- Condition: Brand New/Unworn
- Box And Papers: Yes
- Warranty Years: 5
OMEGA Speedmaster Dark Side of the Moon 311.92.44.51.01.005 44mm w/BOX & PAPERS
The OMEGA Speedmaster Dark Side of the Moon is a 44mm watch featuring a black ceramic case, dial, and bezel, with a sapphire crystal and exhibition caseback. It has a chronograph complication and date display at 6:00.
- Condition: Good preowned condition
- Case size: 44.25 mm
- Movement: 9300 Caliber Movement

2023 Omega Speedmaster Professional Moonwatch Sapphire 310.30.42.50.01.002
A personal Omega Speedmaster Professional Moonwatch with Sapphire crystal in excellent condition, worn only a few times.
- Condition: Excellent
- Year Purchased: 2024
- Warranty Remaining Years: 3
- Included Accessories: Outer/Inner Box,Warranty Cards,Booklets/Manual,Links
Omega Tokyo Olympics 'Yellow Ring' Speedmaster 522.20.42.30.01.001
This Omega Speedmaster Tokyo Olympics 'Yellow Ring' features a unique design and is in good condition, with watch and box included.
- Condition: Good condition all around
- Shipping: Free shipping within the US, possible options for overseas shipping

Omega Speedmaster FOIS 31030405006001 First Omega In Space 2024 Soleil Blue
A 2024 Omega Speedmaster FOIS in Soleil Blue, purchased at an Omega Boutique and sized to a 7 inch wrist.
- Condition: Pre-owned, lightly worn
- Purchase Year: 2024
- Warranty: No mention of warranty
Omega Speedmaster Triple Date Calendar Moonphase 18k Ref. 175.0034
Omega's Speedmaster Day-Date Moonphase features a white dial, chronograph, date, day, and moon phase functions in an 18K yellow gold case with a size of 39mm.
- Condition: 90%
- Case material: 18K Yellow Gold
- Movement type: Mechanical Automatic
2021 OMEGA Speedmaster Racing - 326.30.40.50.01.001326.30.40.50.01.001
A 2021 OMEGA Speedmaster Racing, featuring a 40mm stainless steel case with scratch-resistant sapphire crystal and 100m water resistance.
- Condition: Like New
- Case Size: 40mm diameter
- Material: stainless steel
- Crystal: scratch-resistant sapphire crystal

Omega Speedmaster Racing - White Dial - 329.30.44.51.04.001 ( new / 2025 )
This Omega Speedmaster Racing Master Co-Axial features a white dial and stainless steel case.
- Condition: Brand new
- Case size: 44.25mm
- Movement type: Master Co-Axial 9900 Chronometer
Omega Speedmaster Professional Man on The Moon 3572.50
This Omega Speedmaster Professional Man on the Moon watch is approximately 20 years old, featuring nice patina hour markers and an open case back to view the manual wind movement.
- Age: around 20 years
- Case size: 42mm diameter
- Box included: true