Omega Speedmaster Speedmaster Professional Moonwatch 3861 Sedna Gold - Diamond / Brown / Bracelet
Reference 310.55.42.50.13.001
About this watch
The Omega Speedmaster Professional Moonwatch 3861 Sedna Gold - Diamond / Brown / Bracelet is a masterpiece of horology, blending art, history, and cutting-edge technology. Crafted from Sedna Gold, this watch boasts a unique color that's both warm and striking. Its round shape and sunburst brown finish give it a luxurious feel, while the diamond-set bezel adds a touch of elegance. The 3861 is equipped with a chronograph feature, allowing you to measure elapsed time with precision. At its heart lies the Omega caliber 3861, an updated version of the legendary caliber 861/1861, featuring a co-axial escapement and silicon balance spring for accuracy and reliability. Master Chronometer certified by METAS, this watch has undergone rigorous testing to withstand magnetic fields of up to 15,000 gauss. Its sleek design and exceptional craftsmanship make it a standout in any collection. Whether you're at a formal event or a casual outing, this watch is sure to turn heads.
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Key Features
- Sedna Gold case
- Manual-winding chronograph movement
- Co-axial escapement and silicon balance spring
- Master Chronometer certified by METAS
- Diamond-set bezel
- Water resistance up to 50 meters
- 42.00 mm diameter and 13.18 mm height
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonwatch 3861 Sedna Gold - Diamond / Brown / Bracelet
- Reference
- 310.55.42.50.13.001
- Movement
- 3861
- Movement Features
-
- Small Seconds, Hours, Minutes
- Chronograph
- Chronometer
- Case
- Sedna Gold 42mm
- Dial Color
- Brown
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings
![[WTS] Omega Speedmaster Aventurine Date & Moonphase](https://preview.redd.it/2rjyd7qfteye1.jpg?width=640&crop=smart&auto=webp&s=4f28520c3c3fdd4060d382bcbbf70ee52f15f9b9)
![[WTS] Omega Speedmaster Racing Chronograph - Box & Papers 2024](https://preview.redd.it/34wxk6unleye1.jpeg?auto=webp&s=e12761c710d4553550d64aa490a2cacbd4dcb1c2)
Omega Speedmaster Racing Chronograph - Box & Papers 2024
The Omega Speedmaster Racing Chronograph features a 44mm stainless steel case on a steel bracelet with deployant clasp, and is powered by the Omega Co-Axial Master Chronometer 9900.
- Condition: Mint condition
- Case size: 44mm
- Bracelet material: stainless steel
- Movement: Omega Co-Axial Master Chronometer 9900
![[WTS] Omega Speedmaster Broad Arrow – Ref. 3594.50 – Excellent Condition – $3,250](https://preview.redd.it/68k5vx1iqcye1.jpg?width=640&crop=smart&auto=webp&s=3fbe2a83d243afbed59dfa071f55a0f6fbbd83a1)
Omega Speedmaster Broad Arrow – Ref. 3594.50 – Excellent Condition – $3,250
This Omega Speedmaster Broad Arrow is in excellent condition with minimal oxidation on the hands, making it a rare find for this reference.
- Condition: Excellent
- Bracelet Material: Stainless steel
- Case Size: Not specified
![[WTS] Omega Speedmaster Moonwatch 3861 Hesalite Bracelet 310.30.42.50.01.001 2021 $4,650](https://preview.redd.it/r8ali9avybye1.jpg?width=640&crop=smart&auto=webp&s=f6df4cf4c899d540c131113dffdb0ceeaa16c851)
Omega Speedmaster Moonwatch 3861 Hesalite Bracelet 310.30.42.50.01.001 2021 $4,650
This Omega Speedmaster Moonwatch is a 2022 model, featuring a Hesalite crystal and coming with its original bracelet. It has been very lightly used and shows some minor scratches on the case.
- Condition: Very lightly used with some light scratches on the case
- Year: 2022
- Bracelet condition: mint
- Case material: Hesalite
![[WTS] Omega Speedmaster Broad Arrow 1957 321.10.42.50.01.001 - Automatic Co-Axial 3313](https://external-preview.redd.it/YW9vcHh2cG5vOXllMbfud_fA4Fm__MgwnBa3VAhag3fQ8CpValo4fa9wUiIH.png?format=pjpg&auto=webp&s=557c3a1787e7be9fb9ca4e00ab320201f7f10439)
Omega Speedmaster Broad Arrow 1957 321.10.42.50.01.001 - Automatic Co-Axial 3313
This Omega Speedmaster Broad Arrow features a 42mm case with a broad arrow handset and red '1957' marking, housing the Omega Caliber 3313C movement with tri-level co-axial escapement. It has a date quickset at 6 o'clock and comes with box and papers.
- Case size: 42mm
- Water resistance: 100m
- Movement: Omega Caliber 3313C (based on Frederic Piguet 1285)
![[WTS] Omega Speedmaster Date 3513.50](https://preview.redd.it/egu63p43k9ye1.jpg?width=640&crop=smart&auto=webp&s=b0e1d809a5280f9113ae56ca331e9971c79e689e)
Omega Speedmaster Date 3513.50
A beautiful Omega Speedmaster Date in overall very good condition, with a black dial and comfortable bracelet.
- Condition: Very good condition with normal wear on the case and bracelet
- Movement: Cal 1152
- Bracelet size: 6.75 inches
Omega Speedmaster Mark II / Mark 2 145.014 Vintage
The Omega Speedmaster Mark II / Mark 2 ref. 145.014 from 1970 appears to be in excellent shape, with a strong movement and functioning chronograph.
- Condition: all original condition with hairline scratches and original brushing
- Bracelet size: 1158 bracelet sized to 6.9in wrist
- Movement running status: running strong on timing machine
- Service history: unknown
Omega Speedmaster Mark II / Mark 2 145.014 Vintage
Early Speedmaster Mark 2 from 1970 in all original condition with no evidence of polishing or touching up. Hands and dial are in great shape with clean and consistent lume.
- Condition: All original condition with hairline scratches on case, one gouge on bracelet.
- Case size: 40mm diameter
- Bracelet size: 6.9 inches
- Bracelet type: 1158
![[WTS] Omega Speedmaster Dark Side of the Moon “Apollo 8” Slider](https://preview.redd.it/v6vqa0jom6ye1.jpg?width=640&crop=smart&auto=webp&s=9f2d1706af74f1f35deaa43c73d151a3872d33ac)
Omega Speedmaster Dark Side of the Moon “Apollo 8” Slider
This Omega Speedmaster Dark Side of the Moon 'Apollo 8' is a limited edition timepiece that honors the historic Apollo 8 mission, with a laser-ablated blackened movement and skeletonized dial. The watch features a manual-winding Caliber 1869 movement and is made from ultra-light and scratch-resistant black ceramic.
- Condition: MINT
- Case Material: black ceramic
- Diameter: 44.25mm
- Movement Type: manual-winding