Omega Speedmaster Speedmaster Professional Moonwatch 3861 Canopus Gold - Sapphire / Silver - Sapphire / Bracelet
Reference 310.55.42.50.52.003
About this watch
The Omega Speedmaster Professional Moonwatch 3861 Canopus Gold is a masterpiece of luxury watchmaking, blending historical significance with cutting-edge technology. This stunning timepiece features a 42mm white gold case, set with gemstones and adorned with a sunburst finish on the dial. The manual-winding chronograph movement is crafted in-house by Omega's skilled artisans, boasting a co-axial escapement and silicon balance spring for exceptional accuracy and resistance to magnetic fields. With its Master Chronometer certification from METAS, this watch meets the highest standards of precision and reliability. The Speedmaster Professional Moonwatch 3861 Canopus Gold is more than just a timepiece - it's a work of art that exudes sophistication and refinement.
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Key Features
- 42mm white gold case with gem-set bezel
- Manual-winding chronograph movement with co-axial escapement
- Silicon balance spring for resistance to magnetic fields
- Master Chronometer certification from METAS
- Sapphire crystal with 50m water resistance
- Stunning sunburst finish on the dial
- Gem-set indexes and stick hands
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonwatch 3861 Canopus Gold - Sapphire / Silver - Sapphire / Bracelet
- Reference
- 310.55.42.50.52.003
- Movement
- 3861
- Movement Features
-
- Small Seconds, Hours, Minutes
- Chronograph
- Chronometer
- Case
- White Gold 42mm
- Dial Color
- Silver
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings
![[WTS] Omega Speedmaster Professional Moonwatch ST 145.022-69 (1972)](https://preview.redd.it/s5urwb750hwg1.jpeg?auto=webp&s=61cd9082f7e81c37bb6e5bd2e53a14b26cea4179)
Omega Speedmaster Professional Moonwatch ST 145.022-69 (1972)
A 1972 Omega Speedmaster Professional Moonwatch with a manual wind Cal. 861 movement, 42mm stainless steel case, and black dial with three registers.
- Condition: some scratches on the bezel and crystal, some marks on the case
- Movement: Cal. 861
- Case size: 42mm diameter
- Water resistance: 30m depth rating
![[WTS]🐼NEW 2026 OMEGA SPEEDMASTER REVERSE PANDA](https://preview.redd.it/mfbuthnhsgwg1.jpg?width=640&crop=smart&auto=webp&s=bee3b31fe14adfd7f9fcb08f6e6536f8170a70a6)
🐼NEW 2026 OMEGA SPEEDMASTER REVERSE PANDA
No description provided.
- Condition: new
- Year: 2026
![[WTS] Omega Speedmaster Pro “Moon to Mars” Edition](https://preview.redd.it/csm49wkchgwg1.jpg?width=640&crop=smart&auto=webp&s=b579885fde04b7f5b72489dfefd8c2ef2d39066c)
Omega Speedmaster Pro “Moon to Mars” Edition
The Omega Speedmaster Pro 'Moon to Mars' Edition features a beautiful dial with subdials painted as Earth, Moon and Mars.
- Condition: Good, with a scratch on the crystal at 1 o'clock
- Bracelet size: 7 inches
- Movement: 1861 manual
- Size: 42mm diameter
![[WTS] Omega Speedmaster Moonwatch Professional 42mm 310.30.42.50.01.002 | 2025 Complete Set](https://preview.redd.it/qe2fhwefagwg1.jpg?width=640&crop=smart&auto=webp&s=ddbbe4c7cfc981882aaa83478ef868b16849e949)
Omega Speedmaster Moonwatch Professional 42mm 310.30.42.50.01.002 | 2025 Complete Set
The Omega Speedmaster Moonwatch Professional is a 42mm watch with an unknown service history.
- Condition: Great Pre-Owned
- Links: 24 Links
- Warranty Years Remaining: 1 year (2025)
![[WTS] Omega Speedmaster. Mother of pearl dial. 39mm. Automatic.](https://preview.redd.it/xfxueay7lfwg1.jpeg?auto=webp&s=bbe5504c73a75b221d28ac2cc76ee1b5acd4424d)
Omega Speedmaster. Mother of pearl dial. 39mm. Automatic.
A 39mm automatic Omega Speedmaster with a mother of pearl dial and OEM omega strap.
- Case size: 39mm
- Movement type: Automatic
![[WTS] Omega Speedmaster Hesalite (ref. 3103042500100)](https://preview.redd.it/f0vppglogfwg1.jpg?width=640&crop=smart&auto=webp&s=cfcb9628fbc668c392c2f718cee19632fa4f49c0)
Omega Speedmaster Hesalite (ref. 3103042500100)
A recently serviced Omega Speedmaster Professional Moonwatch with a newer 3861 movement, featuring Hesalite crystal. The watch comes with full set, including warranty card, pictograms, master chronometer certification, and extra links.
- Condition: Very good, some small marks on the case and desk diving marks on the clasp
- Movement: 3861, newer
- Set included: full set, warranty card dated January 2021, pictograms, master chronometer certification, extra links
![[WTS][US] Omega Speedmaster Moonwatch Professional - Reverse Panda - 42mm - 310.30.42.50.01.004 - Full Set - BRAND NEW](https://preview.redd.it/rp3kcz7rbfwg1.jpg?width=640&crop=smart&auto=webp&s=65504b9a11c8bf3447e1c155fb69133115d8339b)
[US] Omega Speedmaster Moonwatch Professional - Reverse Panda - 42mm - 310.30.42.50.01.004 - Full Set - BRAND NEW
This Omega Speedmaster Moonwatch Professional is a 42mm Reverse Panda model available as a full set, complete with all original accessories.
- Condition: Brand new, unworn, and in pristine condition
- Case Size: 42mm
- Set Contents: Watch,Box (inner & outer),Travel case,Historical booklet,User manual,Microfiber cloth,Master chronometer card,Warranty card
![[WTS] 2024 Omega Speedmaster 3861 Sapphire Sandwich 310.30.42.50.01.002 - Complete Set](https://preview.redd.it/2vn9f2ptzewg1.jpeg?auto=webp&s=82ee0e75b4863fc45ad65a7f27ac7380460567bf)
2024 Omega Speedmaster 3861 Sapphire Sandwich 310.30.42.50.01.002 - Complete Set
The Omega Speedmaster Moonwatch Professional is a 42mm chronograph watch featuring sapphire crystal front and case back, stainless steel bracelet, and the 3861 movement. It comes as a complete set with warranty cards, travel case, and other accessories.
- Condition: Very good condition with minimal wear on the case and bracelet.
- Case size: 42mm
- Movement: 3861
- Bracelet material: stainless steel
![[WTS] Omega Speedmaster Moonwatch Exhibition Back 3592.50 Apollo XI Watch](https://preview.redd.it/ia0hlc9l7dwg1.jpg?width=640&crop=smart&auto=webp&s=81d77194569ebfcaab982f5bc3f30cdf770eb55d)
Omega Speedmaster Moonwatch Exhibition Back 3592.50 Apollo XI Watch
- Image link: https://imgur.com/a/2pYMJf8