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.
Buy Now on Jomashop
This is an affiliate link
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 Pink Numerals Mother of Pearl Dial Automatic Chronograph – Ref. 3834.74.34 – Full Set – 2012 - Mint](https://preview.redd.it/v94n0w40rq1h1.jpg?width=640&crop=smart&auto=webp&s=183e91930ea307f69bc0b2ac13d4e9689326687e)
Omega Speedmaster Pink Numerals Mother of Pearl Dial Automatic Chronograph – Ref. 3834.74.34 – Full Set – 2012 - Mint
A timeless classic from Omega's Speedmaster collection, featuring a refined and versatile take on the iconic design with a 38mm case size.
- Condition: Very good
- Case Size: 38mm diameter
- Movement Type: Automatic chronograph
- Crystal Material: Sapphire
![[WTS] Omega Speedmaster Professional Moonwatch Black Dial 42mm 2026 Box & Papers - Like New](https://preview.redd.it/3nqbveo1qq1h1.jpg?width=640&crop=smart&auto=webp&s=31748504b8539c6fcbc994baf4b26bd1ad99d9e5)
Omega Speedmaster Professional Moonwatch Black Dial 42mm 2026 Box & Papers - Like New
- Condition: Excellent
- Size: 42mm diameter
- Water Resistance: 50m depth rating
- Movement: Omega manual wind chronograph movement
![[WTS] Omega Speedmaster Olympic Collection Chronograph “Olympic Timeless Collection” Ref. 3836.70.36 | Rare Mother-of-Pearl Dial with Olympic Ring Numerals | 2012 Mint Condition Full Set](https://preview.redd.it/5hmxnobfmq1h1.jpg?width=640&crop=smart&auto=webp&s=ae7d40f93a09c881b680aceed5d6874e230245a3)
Omega Speedmaster Olympic Collection Chronograph “Olympic Timeless Collection” Ref. 3836.70.36 | Rare Mother-of-Pearl Dial with Olympic Ring Numerals | 2012 Mint Condition Full Set
A collectible Omega Speedmaster Olympic Collection Chronograph with a rare mother-of-pearl dial featuring colorful Arabic numerals inspired by the Olympic rings, blending the playful spirit of the Olympics with the timeless DNA of the Speedmaster line.
- Condition: Mint Condition
- Case size: 35.5mm
- Movement: Omega Caliber 3220 automatic chronograph with 40-hour power reserve
- Dial type: Mother-of-pearl with Olympic ring numerals
![[WTS] Omega Speedmaster Professional 18k Sedna Gold](https://preview.redd.it/9ai5td5sdp1h1.jpg?width=640&crop=smart&auto=webp&s=e9d3062f09f8c2370e4de7924eae622c73c338a6)
Omega Speedmaster Professional 18k Sedna Gold
a luxury sports watch designed for astronauts, part of the iconic Speedmaster collection
- Material: 18k Sedna Gold
![[WTS] Omega OEM 20mm Blue/Red Fabric Strap & 18mm Steel Deployant Clasp for Speedmaster/Snoopy - Like New](https://preview.redd.it/i7iusy38dp1h1.jpg?width=640&crop=smart&auto=webp&s=a25251b062aa38dc5408484031eb100dffe08a5f)
Omega OEM 20mm Blue/Red Fabric Strap & 18mm Steel Deployant Clasp for Speedmaster/Snoopy - Like New
This is a blue reinforced fabric strap with white contrast stitching, paired with an authentic Omega stainless steel deployant clasp. It's designed for Speedmasters, especially the Snoopy model.
- Condition: Like new
- Lug width: 20mm
- Taper size: 18mm
- Material: stainless steel
![[WTS] OEM Omega Speedmaster White NASA Velcro Strap - Like New](https://preview.redd.it/6cyllp7xbp1h1.jpg?width=640&crop=smart&auto=webp&s=9bd9b270191b9c303a8e7e0c46831037e265bc91)
OEM Omega Speedmaster White NASA Velcro Strap - Like New
This is an official Omega Boutique accessory designed to honor the Moonwatch's space exploration heritage, featuring a blue NASA logo and polished steel loop.
- Condition: Like New
- Lug Width: 20mm
- Fits: standard 42mm Speedmaster Professional models
![[WTS] Omega Speedmaster Sapphire - 310.30.42.50.01.002, Full Set, Excellent condition!](https://preview.redd.it/l595jk9wvo1h1.jpeg?auto=webp&s=7b6da7deccd17af058b37546db8ef31e1682aff0)
Omega Speedmaster Sapphire - 310.30.42.50.01.002, Full Set, Excellent condition!
A classic Omega Speedmaster with a sapphire sandwich design, in excellent condition and fully set.
- Condition: Excellent, 98%
- Movement Status: Running great, no issues
- Chrono Status: Flawless
![[WTS] Omega Speedmaster 50th Anniversary – No. 927/1957 – Numbered Edition – Black Enamel Dial](https://preview.redd.it/m9xvcetjjl1h1.jpg?width=640&crop=smart&auto=webp&s=18a3c65e8a69f35f51027c9c1b5988cac02dc09e)
Omega Speedmaster 50th Anniversary – No. 927/1957 – Numbered Edition – Black Enamel Dial
A numbered Omega Speedmaster 50th Anniversary Limited Edition with a black enamel dial, capturing the vintage spirit of the original Speedmaster while incorporating modern precision and finishing.
- Condition: Very good overall condition with light handling marks and minor signs of wear
- Case size: 42mm
- Dial material: Black enamel
- Movement type: Omega manual-wind chronograph
![[WTS] Omega Speedmaster Reduced “Red Schumacher” 3510.61 – OG Bracelet – $2995 + shipping OBO](https://preview.redd.it/0jkxcm44ok1h1.jpg?width=640&crop=smart&auto=webp&s=d47a54a9d135e50b61a420730df00a0cc111765b)
Omega Speedmaster Reduced “Red Schumacher” 3510.61 – OG Bracelet – $2995 + shipping OBO
This Omega Speedmaster Reduced features a bright red dial, Schumacher connection and late 90s / early 2000s Omega styling giving it a lot of personality. It's one of the more collectible and fun variants in the Speedmaster Reduced line.
- Condition: Very nice condition for its age with normal light wear consistent with use
- Bracelet size: ~6.75 inch diameter
- Additional links: 2
- Movement: Automatic chronograph movement