Omega Speedmaster Speedmaster Professional Moonwatch 3861 Canopus Gold - Rainbow / Silver - Rainbow / Bracelet
Reference 310.55.42.50.52.002
About this watch
The Omega Speedmaster Professional Moonwatch 310.55.42.50.52.002 is a legendary timepiece that combines stunning aesthetics with advanced horological technology. This manual-winding chronograph movement boasts exceptional precision and reliability, featuring a co-axial escapement and silicon balance spring. The watch's luxurious materials, including Canopus gold and gem-set bezel, add a sophisticated touch. With its water resistance of 50 meters, this watch is perfect for everyday adventures. The Speedmaster series is Omega's flagship line, known for its association with space exploration, making it a worthy investment for collectors and enthusiasts.
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Key Features
- Omega caliber 3861 movement
- Canopus gold case and bezel
- Gem-set indexes and rainbow accents
- Chronograph function with co-axial escapement
- Silicon balance spring for exceptional reliability
- Water resistance of 50 meters
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonwatch 3861 Canopus Gold - Rainbow / Silver - Rainbow / Bracelet
- Reference
- 310.55.42.50.52.002
- 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 "Dark Side of the Moon" Apollo 8 Ref. 311.92.44.30.01.001 + Apollo 8 Gen2 Strap + Deployant Clasp - ULTIMATE SET!](https://preview.redd.it/9o1mlekcc4bg1.jpg?width=640&crop=smart&auto=webp&s=335d7c4ecce108ce0ebc0e27d8c95d691ce7b869)
OMEGA Speedmaster "Dark Side of the Moon" Apollo 8 Ref. 311.92.44.30.01.001 + Apollo 8 Gen2 Strap + Deployant Clasp - ULTIMATE SET!
The OMEGA Speedmaster 'Dark Side of the Moon' Apollo 8 commemorates the 50th anniversary of the Apollo 8 mission, crafted from a single block of black ceramic with a sleek modern aesthetic and a technical artistic tribute to space exploration.
- Condition: [UNWORN]
- Case material: black ceramic
- Diameter: 44.25mm
- Movement: Calibre 1869
![[WTS] OMEGA Speedmaster Calibre 321 "Ed White" Ref. 311.30.40.30.01.001 - ULTIMATE SET!](https://preview.redd.it/oe0sav5bf3bg1.jpg?width=640&crop=smart&auto=webp&s=2ba60cf580586df3de06090ced49cc327e2ba00a)
OMEGA Speedmaster Calibre 321 "Ed White" Ref. 311.30.40.30.01.001 - ULTIMATE SET!
This OMEGA Speedmaster Calibre 321 Ref. 311.30.40.30.01.001 is a faithful recreation of the reference 105.003, famously worn by astronaut Ed White during America's first spacewalk.
- Condition: UNWORN
- Material: stainless steel
- Movement: Calibre 321 column-wheel chronograph
- Caseback: sapphire
![[WTS] Omega Speedmaster Professional White Dial Full Set](https://external-preview.redd.it/MzWxT-kowDf0cjKDdzLRmK1Cc7rLUr0IEDBYsxNUE2c.jpeg?auto=webp&s=ab82303898c99d1c3dd1ea56b16af4fc11db7525)
Omega Speedmaster Professional White Dial Full Set
A Omega Speedmaster Professional with a white dial, sold on a flat link bracelet inspired by the original 1957 model.
- Bracelet style: flat link bracelet
- Bracelet origin: Omega Boutique at South Coast Plaza in Costa Mesa, CA
- Clasp condition: some snail trails
![[WTS] Omega Speedmaster Moonphase Blue - 304.33.44.52.03.001 - Box + Papers](https://preview.redd.it/7tmheg6sdzag1.jpg?width=640&crop=smart&auto=webp&s=ab743e14079c83e17d1a95d6fb19bb57973394af)
Omega Speedmaster Moonphase Blue - 304.33.44.52.03.001 - Box + Papers
Gorgeous Omega Speedmaster Moonphase Blue, comes with box and papers and extra strap.
- Condition: great shape with minor signs of wear
- Case Wear: minor
- Includes: box,papers,extra strap
![[WTS] Omega Speedmaster 3520.53 Box, Manual, Card - $2,850](https://preview.redd.it/7m4ni8hjauag1.jpg?width=640&crop=smart&auto=webp&s=76a140dbec4117e746ccad348167fe5b610fd996)
Omega Speedmaster 3520.53 Box, Manual, Card - $2,850
Up for sale is my Omega Speedmaster 3520.53 Full Kit, measuring 39mm with an automatic movement and a steel case on an original Omega Steel bracelet.
- Condition: good condition with usage marks and some patina
- Size: 39mm diameter
- Case material: steel
- Bracelet size range: fits up to 7 inch wrists with extra links available
![[WTS] Omega Speedmaster “Ed White” Cal. 321 Tropical Dial Heavy Patina (Serviced)](https://preview.redd.it/4j1mey6a1uag1.jpg?width=640&crop=smart&auto=webp&s=72bb66fb03c4b968505bd4371b3a7f2ba360e670)
Omega Speedmaster “Ed White” Cal. 321 Tropical Dial Heavy Patina (Serviced)
This Omega Speedmaster Ed White Ref. 105.003-65 is a historic variant with a stunning brown tropical dial and matching tritium hands. It's one of the most collectible Speedmasters among enthusiasts due to its unique features and significance in Omega's history.
- Condition: Very good condition, with signs of previous polish
- Size: 39mm diameter
- Year: 1965
- Movement serviced: Yes, professionally serviced in July 2023
![[WTS] Omega Speedmaster Pro Moon Watch 3570.50 W/1498/840 Bracelet (Watch Only) $3800](https://preview.redd.it/fjot2jzxvtag1.jpeg?auto=webp&s=ab7ac235cc83995fa88d955f8bd64302ece739ef)
Omega Speedmaster Pro Moon Watch 3570.50 W/1498/840 Bracelet (Watch Only) $3800
This Omega Speedmaster Pro Moon Watch is being sold in pre-owned condition, with some marks on the hesalite crystal.
- Condition: PRE-OWNED
- Case size: 42MM
- Box: NO
- Card/papers: NO
![[WTS] Omega Speedmaster Professional 42mm “Sapphire Sandwich” 310.30.42.50.01.002 - 11/2025 Complete Set](https://preview.redd.it/vnn414eqpsag1.jpg?width=640&crop=smart&auto=webp&s=5534bbf300c79cd8f3ebc40c9a13858961aafb05)
Omega Speedmaster Professional 42mm “Sapphire Sandwich” 310.30.42.50.01.002 - 11/2025 Complete Set
This is a brand new Omega Speedmaster Professional 'Sapphire Sandwich' 42mm watch, coming with a complete set including the watch itself, 11/2025 card, triple-boxed packaging, serial tag, manual, and Master Chronometer certification.
- Condition: Like New
- Case size: 42mm
- Depth rating: 30m
- Service history: Unknown
![[WTS] 2025 Omega Speedmaster Professional “Sapphire Sandwich” Moonwatch – Latest Model, MINT OPEN BOX CONDITION – Ref. 310.30.42.50.01.002 – COMPLETE SET – USA Warranty thru Aug 2030 – $6,900 FIRM net + 🏷️ within CONUS ($9000 MSRP)](https://preview.redd.it/fckv6t3nisag1.jpg?width=640&crop=smart&auto=webp&s=892793c3d1070f520a85374908689d1575d10acf)
2025 Omega Speedmaster Professional “Sapphire Sandwich” Moonwatch – Latest Model, MINT OPEN BOX CONDITION – Ref. 310.30.42.50.01.002 – COMPLETE SET – USA Warranty thru Aug 2030 – $6,900 FIRM net + 🏷️ within CONUS ($9000 MSRP)
The Omega Speedmaster Professional 'Sapphire Sandwich' Moonwatch is the latest generation with a Master Chronometer movement.
- Condition: Mint open box condition, worn twice
- Movement: Omega 3861 Master Chronometer
- Crystal: sapphire crystal front and exhibition sapphire caseback
- Case Size: 42mm diameter