Omega Speedmaster Speedmaster Professional Moonwatch 3861 Stainless Steel / White / Sapphire / Bracelet
Reference 310.30.42.50.04.001
About this watch
The Omega Speedmaster Professional Moonwatch 3861, reference number 310.30.42.50.04.001, is a stunning timepiece that blends functionality with elegance. Designed for both everyday wear and special occasions, this watch boasts a rich history, a robust build, and a breathtaking aesthetic that easily draws attention. The pristine white dial exudes sophistication, while the stainless steel case measures 42 mm in diameter, striking the perfect balance between presence and wearability. The open case back showcases the intricate workings of the Caliber 3861 movement, highlighting the beauty of Swiss craftsmanship. This watch is more than just a timekeeper; it's a piece of history, a testament to Omega's commitment to precision and style.
Key Features
- Omega Caliber 3861 Movement
- Master Chronometer Certification
- Sapphire Crystal Glass
- Tachymeter Bezel for Speed Measurement
- Water Resistance up to 50 meters
- Co-Axial Escapement for Improved Accuracy and Longevity
- Manual-Winding Chronograph Movement with Power Reserve of 50 hours
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonwatch 3861 Stainless Steel / White / Sapphire / Bracelet
- Reference
- 310.30.42.50.04.001
- Movement
- 3861
- Movement Features
-
- Small Seconds, Hours, Minutes
- Chronograph
- Chronometer
- Case
- Stainless Steel 42mm
- Dial Color
- White
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings

Omega SPEEDMASTER PROFESSIONAL MOONWATCH 3861 SAPPHIRE 2023 COMPLETE SET
A 42mm stainless steel Omega Speedmaster Professional Moonwatch with a 3861 movement and sapphire crystals, purchased from an authorized dealer in 2023.
- Condition: Excellent Condition
- Movement: Manual-Winding Chronograph 3861 with Co-Axial Escapement
- Case size: 42mm
- Crystals: Sapphire Crystals

>>ReDuCeD<< OMEGA SPEEDMASTER PROFESSIONAL PRE-MOON 145.022-69
This is a pre-moon Omega Speedmaster Professional with calibre 861, featuring a 42mm diameter case and generic tan strap.
- Condition: Good vintage condition
- Movement: Omega calibre 861
- Case size: 42mm in diameter
- Serial number: 29 million from 1970

Omega Speedmaster Professional Tokyo 2020 522.30.42.30.03.001
This Omega Speedmaster Professional Tokyo 2020 is in excellent condition and comes with original boxes and books.
- Condition: Excellent condition
- Warranty card: no warranty card

2022 Omega Speedmaster Pro. Moonwatch 42mm 310.30.42.50.01.002 Black Dial
This is a 2022 Omega Speedmaster Professional Moonwatch with a 42mm stainless steel black dial.
- Condition: Excellent overall condition
- Size: 8.0 inch wrist (Full Links)
- Inclusions: Original Double Omega boxed,Box and Papers,International Warranty card dated 2022,5 year manufacturer warranty,Pictograms & Master Chronometer cards,Operating Instructions,Speedmaster Legendary Moonwatch Booklet,Cleaning Cloth
- Warranty: 5 year manufacturer warranty

NEW 2021 Omega Speedmaster Moonwatch "Ed White" 39.7mm 311.30.40.30.01.001 Black
A new Omega Speedmaster Moonwatch "Ed White" with a black dial, featuring a 39.7mm case size.
- Condition: Brand New/Unworn
- Box And Papers: Yes
- Warranty: 5 year manufacturer warranty
- Size: 8.0inch wrist (Full Links)

2014 Omega Speedmaster Ref. 326.30.40.50.01.001 with Box & Papers
The Omega Speedmaster Ref. 326.30.40.50.01.001 features a classic 40mm stainless steel case powered by the Co-Axial Calibre 3330, with a sporty black dial and black sub dials for an automotive-inspired look.
- Condition: Excellent (very little to no signs of wear)
- Case size: 40mm
- Movement type: Automatic
- Depth rating: unknown (no depth rating mentioned)

2023 Omega Speedmaster Moonwatch Pro 42mm Yellow Gold Green Dial
This is a 2023 Omega Speedmaster Moonwatch Pro in yellow gold with a green dial, featuring a 42mm case size and Master Chronometer certification.
- Condition: Excellent
- Warranty Years: 5
- Case Size: 42mm
Omega Speedmaster Moonphase 42mm 3575.20 (2001 Box and Papers)
A pre-owned Omega Speedmaster Moonphase with a 42mm case size, featuring a moon phase display. The watch is in great condition, but shows some signs of wear.
- Condition: Pre-owned, slight wear on bracelet and clasp, marks on bezel
- Case Size: 42mm
- Bracelet Links: 16.5 links
- Service History: Unknown ( -5 s/d, 230+ AMP)
Omega Speedmaster Hesalite 42mm 3572.50 (Watch and Card)
A 42mm Omega Speedmaster Hesalite is being listed in great pre-owned condition, featuring a micro-scratched hesalite crystal and some nicks by the tachymeter. The watch includes 15.5 links and a warranty card.
- Condition: Pre-owned, with minor scratches and nicks on the hesalite crystal
- Service history: Unknown
- Water resistance: +13 s/d (not specified)
- Movement amp hours: >280