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] Omega Speedmaster Racing 40mm Steel Reverse Panda Dial 326.30.40.50.01.002 Box & Manual](https://preview.redd.it/g6y1kz896myg1.jpg?width=640&crop=smart&auto=webp&s=99c5fac64af9a0423a4aa560ec0ddd1c024ac9b6)
Omega Speedmaster Racing 40mm Steel Reverse Panda Dial 326.30.40.50.01.002 Box & Manual
This Omega Speedmaster Racing features a stainless steel case, black reverse panda dial, and automatic mechanical movement.
- Condition: Preowned with scratches on the case, bracelet and buckle
- Case material: Stainless Steel
- Bezel material: Stainless Steel
- Dial type: Reverse Panda Dial
![[WTS] Omega Speedmaster Broadarrow. Strong Lume.](https://preview.redd.it/adx7r1h7nlyg1.jpeg?auto=webp&s=72249c006c47c1375d93667db6c915570f0c40c9)
Omega Speedmaster Broadarrow. Strong Lume.
A vintage Omega Speedmaster Broadarrow with strong lume, available for sale.
- Condition: Runs well
- Lume: strong
- Shipping: Fedex with insurance
![[WTS] Omega Speedmaster Reduced "Michael Schumacher" Limited Edition, 3517.30.00. Card Included. Collector's watch. Clean..](https://preview.redd.it/6ur3wp62mlyg1.jpeg?auto=webp&s=412fd0119d2b170f283e1ce428d309c82927b531)
Omega Speedmaster Reduced "Michael Schumacher" Limited Edition, 3517.30.00. Card Included. Collector's watch. Clean..
A collector's Omega Speedmaster Reduced 'Michael Schumacher' Limited Edition, in good condition with a card included.
- Condition: Clean
- Shipping method: Fedex with insurance
- Location: NJ USA
![[WTS] OMEGA Speedmaster Professional Sapphire Sandwich 3861 Latest Model on Forstner Bullet - Watch Only - $5400 shipped CONUS](https://preview.redd.it/yx5c9cozhlyg1.jpg?width=640&crop=smart&auto=webp&s=6f5b34aaf0acbc645db315eb833ed7398009c7e0)
OMEGA Speedmaster Professional Sapphire Sandwich 3861 Latest Model on Forstner Bullet - Watch Only - $5400 shipped CONUS
The Omega Speedmaster Professional Sapphire Sandwich 3861 is a latest model watch sold as watch only, with shipping included to CONUS.
![[WTS] Omega Speedmaster. Sapphire Sandwich. Box, Cards.](https://preview.redd.it/v2ikps3n8lyg1.jpeg?auto=webp&s=4adeca9f58bccc7266dac66bedfc4cb304cac435)
Omega Speedmaster. Sapphire Sandwich. Box, Cards.
A Omega Speedmaster sapphire sandwich watch with box and cards is being sold.
- Location: NJ USA
![[WTS] Omega Speedmaster 40 3211.31](https://preview.redd.it/q72edb1pvkyg1.jpg?width=640&crop=smart&auto=webp&s=4e99af1e7ad06a8a189b8fe9571f0de853db8199)
Omega Speedmaster 40 3211.31
A used Omega Speedmaster 40mm model 3211.31, featuring a minor scratch on the crystal.
- Condition: Minor scratch on crystal
- Bracelet length: 7 inches
![[WTS] Omega Speedmaster Professional. Moonwatch. 3570.50. Very nice condition...](https://preview.redd.it/csgqqpa9vkyg1.jpeg?auto=webp&s=9e29f7fce1f0161ad410925cf2679416a23a5e44)
Omega Speedmaster Professional. Moonwatch. 3570.50. Very nice condition...
This Omega Speedmaster Professional Moonwatch is a high-end timepiece with a rich history and design.
- Condition: Very nice condition
- Location: NJ USA
- Shipping: included
![[WTS] 🚀🌗Brand New 2026 Full Set - Omega Speedmaster Moonphase Reference: 304.30.44.52.01.001 🚀🌗](https://external-preview.redd.it/cm13ZnQ1ZzNka3lnMY-gtVw_zHCO2_RK8gre-2vz3D5bZNzmPehEUxC3MfzG.png?format=pjpg&auto=webp&s=5883821226dedff27d969487f97c46c513af53ed)
🚀🌗Brand New 2026 Full Set - Omega Speedmaster Moonphase Reference: 304.30.44.52.01.001 🚀🌗
This listing is for a brand new Omega Speedmaster Moonphase watch, full set with warranty card, double box, and other included items.
- Condition: Brand New
- Bracelet length: fully linked
![[WTS] Omega OEM Integrated Speedmaster Moonwatch Rubber Straps - One with OEM Clasp - One Without Clasp (Both Backordered thru Omega)](https://preview.redd.it/q08iil76akyg1.jpg?width=640&crop=smart&auto=webp&s=f58bf36d0c6c14171817d5e313ffa6c2fff78c06)
Omega OEM Integrated Speedmaster Moonwatch Rubber Straps - One with OEM Clasp - One Without Clasp (Both Backordered thru Omega)
Additional details are about Omega OEM integrated Speedmaster Moonwatch rubber straps, one with an OEM clasp and one without.
- Condition: Very Good
- Clasp type: stainless steel deployant clasp (16mm)
- Lug size: 20mm
- Condition of strap 1: with clasp