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
![[WTS] 2023 Omega Speedmaster Moonphase Blue Aventurine – Complete Set – 304.93.44.52.03.002](https://preview.redd.it/x95jdu052nwe1.jpg?width=640&crop=smart&auto=webp&s=acb4aa3fb86d4aeda8d3edd7772ad8aa71129b87)

Omega Speedmaster Racing - White Dial - 329.30.44.51.04.001 ( new / 2025 )
This is a brand new Omega Speedmaster Racing Master Co-Axial in White Dial, featuring a stainless steel case and chronometer movement.
- Condition: Brand New
- Case Size: 44.25mm diameter
- Movement: Master Co-Axial 9900 Chronometer
![[WTS] Omega Speedmaster Tropical Dial 1965 “Ed White” Cal. 321 (Serviced) Reduced 💸](https://external-preview.redd.it/pXwtWu_1QaVu1adbsvd30LlUZsSBNC0BdRS43SD_qDk.jpg?auto=webp&s=a4f41231eaad56cdd24d70e96b52f3eb99dc6d4a)
![[WTS] Omega Speedmaster Professional "Sapphire Sandwich" 311.30.42.30.01.006 Full Set](https://preview.redd.it/52zulx69bmwe1.jpg?width=640&crop=smart&auto=webp&s=bd27074bb6ff377e21403a127d7ff7e01cddc121)
Omega SpeedMaster Moonwatch 311.33.42.30.01.001 Hesalite Crystal / Strap B&P
A pre-owned Omega Speedmaster Moon Watch with a Hesalite crystal and leather strap, featuring a deployment clasp and included box and papers.
- Condition: Excellent
- Case size: 40mm diameter
- Material: Steel
- Crystal: Hesalite

1999 Omega Speedmaster Broad Arrow Ref: 3594.50 with Box and Papers
A 1999 Omega Speedmaster Broad Arrow Ref: 3594.50 with a 42mm case, stainless steel bezel, and black dial.
- Condition: Excellent
- Case size: 42mm
- Bracelet type: Omega 1498 bracelet
- Bracelet links: 15