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 Reduced Date Annual Calendar Chronograph Silver Dial (Papers/Mint)](https://external-preview.redd.it/AwrFlgEQUkUlb4xMWQac1IgDEH634QLcqwJV2ZVT2Vc.jpg?auto=webp&s=63bf9154c7657ea21d57d16f79a27a4e348c3c74)

Omega Speedmaster - Silver Snoopy - 310.32.42.50.02.001 ( excellent )
This is an excellent condition Omega Speedmaster Moonwatch Silver Snoopy Award 50th Anniversary, a luxury watch with a 42mm stainless steel case and Omega Master Chronometer movement.
- Condition: Excellent Condition
- Case size: 42mm diameter
- Movement: Omega Master Chronometer Movement
![[WTS] Omega Speedmaster Professional Moonwatch Hesalite 3861 - Box & Papers](https://preview.redd.it/ktdm13rt5wbf1.jpeg?auto=webp&s=0212bdf1838874d4cad844ef8d8f3e227923d90a)
Omega Speedmaster Professional Moonwatch Hesalite 3861 - Box & Papers
The Omega Speedmaster Professional Moonwatch Hesalite 3861 features a manual-winding chronograph movement and hesalite crystal. It comes in a 42mm stainless steel case with an Omega nylon fabric strap.
- Condition: Very good
- Case size: 42mm diameter
- Material: stainless steel
- Movement: Omega Caliber 3861, manual-winding chronograph
![[WTS] Omega Speedmaster. Moonwatch. 3590.50. Tritium. Gorgeous wooden box..](https://preview.redd.it/r5urq4kqpubf1.jpeg?auto=webp&s=d2bf2a9aba7e2a579a300774540f1f5efa196577)
Omega Speedmaster. Moonwatch. 3590.50. Tritium. Gorgeous wooden box..
This Omega Speedmaster Moonwatch features a tritium dial and comes with its original box, link, and manual.
- Box material: wooden

Pre-Owned Omega Speedmaster CK2998 Anniversary Series Chronograph 311.33.40.30.02.001
Pre-owned Omega Speedmaster CK2998 Anniversary Series Chronograph with a silver dial, stainless steel case, and 40mm diameter. The watch features a hand-wind movement and has a water resistance of 50 meters.
- Condition: 86% condition due to slight marks on the lugs, bezel, and throughout the case
- Case Size Diameter: 40mm
- Material: Stainless Steel
- Dial Color: Silver
![[WTS] Omega Speedmaster Moonphase Triple Date](https://preview.redd.it/vcemnk9j1rbf1.jpg?width=640&crop=smart&auto=webp&s=2b1b515a5bd6ff4a70ef93856b5042b6752e82be)
Omega Speedmaster Moonphase Triple Date
A beautiful two-tone Omega Speedmaster featuring a moon phase complication, available on a quality leather strap. The watch has a silky white dial with a gold bezel and is in overall good condition for its age.
- Condition: good condition for its age with some normal wear on the case and bezel
- Movement: Cal 1152
- Size: 39mm diameter
- Case material: two-tone
![[wts] OMEGA Speedmaster Professional 3861 'Sapphire Sandwich' , Ref. 310.32.42.50.01.002 full set](https://preview.redd.it/nr88326qlqbf1.jpg?width=640&crop=smart&auto=webp&s=3cdfa532f5c25c2aa8c2e9e112f9a558e72ef0f9)
OMEGA Speedmaster Professional 3861 'Sapphire Sandwich' , Ref. 310.32.42.50.01.002 full set
A well-maintained Omega Speedmaster Professional 3861 'Sapphire Sandwich' in good condition, featuring a sapphire crystal sandwich dial.
- Condition: Really good condition, small scratches on bracelet and clasp
- Service history: Never serviced
- Warranty: Under warranty until 3/25/2025
- Inclusions: Extra links, Omega box, booklet, manual, international warranty, master chronometer card, pictograms card