Omega Speedmaster Speedmaster Professional Moonwatch 3861 Canopus Gold - Ruby / Silver - Ruby / Bracelet
Reference 310.55.42.50.52.001
About this watch
The Omega Speedmaster Professional Moonwatch 310.55.42.50.52.001 is a masterpiece that encapsulates the spirit of adventure, precision, and luxury. This manual-winding chronograph watch features a Canopus Gold case with a sapphire crystal glass and a water resistance of 50 meters. The stunning gem-set bezel adorned with rubies adds a touch of glamour to its classic Speedmaster design. The Omega caliber 3861 movement is a marvel of modern engineering, certified as a Master Chronometer by METAS for its accuracy and precision. With its blend of tradition and innovation, the Speedmaster 310.55.42.50.52.001 is undoubtedly a stellar choice for anyone looking to invest in a watch that's as functional as it is beautiful. Whether you're dressing up for a formal event or keeping it casual, this watch fits seamlessly into any wardrobe. Its elegant design makes it suitable for every occasion, proving that luxury doesn't always have to feel ostentatious.
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Key Features
- 42mm Canopus Gold case
- Sapphire crystal glass with scratch resistance
- 50m water resistance
- Omega caliber 3861 movement
- Master Chronometer certification by METAS
- Chronograph feature with elapsed time measurement
- Stunning gem-set bezel with rubies
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonwatch 3861 Canopus Gold - Ruby / Silver - Ruby / Bracelet
- Reference
- 310.55.42.50.52.001
- 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] 1971 Omega Speedmaster Ref.145022-69 “ Straight Writing” $10,500 AUD / $7,800USD](https://preview.redd.it/p1wqu6oruszg1.jpg?width=640&crop=smart&auto=webp&s=b6c4279887eb83cb248ab034bc28d066e488717d)
1971 Omega Speedmaster Ref.145022-69 “ Straight Writing” $10,500 AUD / $7,800USD
A clean and honest early 1970s Omega Speedmaster Professional. Fully serviced by LWC in Perth in February 2026.
- Condition: Honest vintage condition, running well
- Case Material: Stainless steel
- Case Size: 42mm diameter
- Movement Type: Manual wind chronograph (cal. 861)
![[WTS] Genuine Omega Leather Strap, Speedmaster](https://preview.redd.it/9ggqk406dszg1.jpg?width=640&crop=smart&auto=webp&s=146302a8ec53e02613f38f63664ddc2fb82478d4)
Genuine Omega Leather Strap, Speedmaster
Up for sale is a genuine leather Omega Speedmaster band with a stainless steel deployant clasp, characterized by its light and comfortable design.
- Condition: Genuine leather strap with slight wear
- Width: 20mm
- Clasp material: stainless steel
- Shipping options: US shipping via FedEx or UPS
![[wts] 2024 Omega Speedmaster Moonphase
304.33.44.52.03.001 $7299](https://preview.redd.it/5e443hdy1szg1.jpg?width=640&crop=smart&auto=webp&s=2e0b5e27c1c48dadaf0a287beaa9cee072ac51d3)
2024 Omega Speedmaster Moonphase 304.33.44.52.03.001 $7299
This listing features a 2024 Omega Speedmaster Moonphase with two photo-realistic moons, one of OMEGA's most iconic timepieces.
- Condition: Pre Owned, Cosmetic Condition: 9/10
- Case Size: 44mm diameter
- Movement: 9904
- Power Reserve: 60 Hours
![[WTS] Omega Speedmaster Reduced 3510.50 Bracelet Set - 22 Links, Full size, excellent, OEM 1469/811](https://preview.redd.it/jpd7p9tprrzg1.jpg?width=640&crop=smart&auto=webp&s=daf047db7f639e5decb182270fd5228c5e78817f)
Omega Speedmaster Reduced 3510.50 Bracelet Set - 22 Links, Full size, excellent, OEM 1469/811
A vintage Omega Speedmaster Reduced bracelet set with 22 links, made of stainless steel and featuring an original Omega folding clasp.
- Condition: Excellent (94/100)
- Material: Stainless steel
- Metal finish: Original Omega finish
- Clasp type: Omega folding clasp
![[WTS] BNIB Omega Speedmaster Professional 310.30.42.50.01.001 $6,790](https://preview.redd.it/0ctdydnehrzg1.jpeg?auto=webp&s=74ad23e135844c1f446503923b99563ecef8cfbb)
BNIB Omega Speedmaster Professional 310.30.42.50.01.001 $6,790
The Omega Speedmaster Moonwatch Professional features a 42mm stainless steel case with a hesalite front and solid case back powered by the updated caliber 3861 movement.
- Condition: Brand new in box with warranty
- Case size: 42mm diameter
- Case thickness: 13.2mm
- Lug width: 20mm
![[WTS] Omega Speedmaster Racing 44.25mm White Dial 329.33.44.51.04.001 Co-Axial Master Chronometer. Full Set $6,955](https://preview.redd.it/8e2el1rffrzg1.jpg?width=640&crop=smart&auto=webp&s=23b5ef063aaf4327147392722938c37fa7481009)
Omega Speedmaster Racing 44.25mm White Dial 329.33.44.51.04.001 Co-Axial Master Chronometer. Full Set $6,955
This Omega Speedmaster Racing Master Chronometer features a white 'racing dial' with black sub-dials, powered by the Caliber 9900 Co-Axial Master Chronometer movement.
- Condition: Pre-owned, excellent condition
- Case size: 44.25mm
- Water resistance: 50m
- Movement: Automatic Caliber 9900 (Master Chronometer certified)
![[WTS] (OEM) Omega Speedmaster 20 mm Flat Link Bracelet](https://preview.redd.it/4gi9pkutdrzg1.jpg?width=640&crop=smart&auto=webp&s=fcc234aa63e7b8736858f8d859cd00c58343baf8)
(OEM) Omega Speedmaster 20 mm Flat Link Bracelet
This is an OEM Omega Speedmaster bracelet with a flat link design, suitable for various Speedmaster models. It features a stainless steel construction and a vintage-style foldover clasp.
- Condition: Great, lightly used
- Lug width: 20mm
- Taper: 20mm to 15mm
- Material: Stainless Steel
![[wts] 2026 Omega Speedmaster “Reverse Panda”
310.30.42.50.01.004 $9599](https://preview.redd.it/dixxc09d8rzg1.jpg?width=640&crop=smart&auto=webp&s=4bf8012f1cb5b624a8cccca6d4f361f6b066e558)
2026 Omega Speedmaster “Reverse Panda” 310.30.42.50.01.004 $9599
A 2026 Omega Speedmaster "Reverse Panda" with a 42mm steel case and black dial.
- Condition: Preowned, Cosmetic Condition: 9.9/10, Fully Functional
- Warranty card date: February 2026
- Case size: 42mm diameter
- Movement: 3861 caliber
![[WTS] 2020 Omega Speedmaster Moonphase Black 304.30.44.52.01.001 Full Set - $7,995](https://preview.redd.it/gspicj1w5rzg1.jpg?width=640&crop=smart&auto=webp&s=4f31b287624cbbb37e9b06c3acc79014c5c095d6)
2020 Omega Speedmaster Moonphase Black 304.30.44.52.01.001 Full Set - $7,995
Up for sale is a Omega Speedmaster Moonphase Black, a 2020 model featuring a moon phase display.
- Condition: Excellent condition with minimal signs of wear
- Year: 2020
- Contents: Watch, Inner & Outer Box, Card Holder, International Warranty Card, Pictograms Card, Master Chronometer Card, Instructions Manual