Omega Speedmaster Speedmaster Professional Moonwatch 3861 Canopus Gold - Baguette / Silver - Diamond / Bracelet
Reference 310.55.42.50.52.004
About this watch
The Omega Speedmaster Professional Moonwatch 310.55.42.50.52.004 is a masterpiece of luxury watchmaking, marrying cutting-edge technology with exquisite craftsmanship. This modern iteration of the iconic 'Moonwatch' pays homage to its rich history while incorporating contemporary advancements. The Canopus Gold case features a sunburst finish and gem-set bezel, radiating elegance and opulence. The manual-winding chronograph movement boasts 50 hours of power reserve and resistance to magnetic fields up to 15,000 gauss. With its robust features, stunning design, and historical significance, this timepiece is a worthy investment for serious collectors and space enthusiasts. Its impeccable performance and timeless appeal make it a statement piece that will remain a favorite for years to come.
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Key Features
- Manual-winding chronograph movement
- Canopus Gold case with sunburst finish and gem-set bezel
- Master Chronometer certification by METAS
- Resistance to magnetic fields up to 15,000 gauss
- 50 hours of power reserve
- Co-Axial escapement and Silicon balance spring
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonwatch 3861 Canopus Gold - Baguette / Silver - Diamond / Bracelet
- Reference
- 310.55.42.50.52.004
- Movement
- 3861
- Movement Features
-
- Small Seconds, Hours, Minutes
- Chronograph
- Chronometer
- Case
- White Gold 42mm
- Dial Color
- Silver
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings

Omega Speedmaster Racing - White Dial - 329.30.44.51.04.001 (excellent / 2024)
Up for sale is an Omega Speedmaster Racing Master Co-Axial in White Dial, reference # 329.30.44.51.04.001. It comes with all boxes, papers, booklets, and Omega Warranty Card dated November 2024.
- Condition: Excellent
- Case Size: 44.25mm
- Material: Stainless Steel
- Movement: Master Co-Axial 9900 Chronometer

Omega Speedmaster '57 - 40.5mm Co-Axial - 332.10.41.51.01.001 ( excellent )
This Omega Speedmaster '57 Novelties 2022 is a stainless steel watch with a 40.5mm case and 9906 Master Co-Axial Movement. It comes complete with all boxes, papers, booklets, hang tag and Omega Warranty Card dated September 2022.
- Condition: Excellent Condition
- Case size: 40.5mm
- Movement type: 9906 Master Co-Axial
![[WTS] Omega Speedmaster Speedy Tuesday - MINT UNWORN $14,500](https://external-preview.redd.it/IRR3TTnKIIKAtuaoCShzr6Q1AzCBC086uaeSjMOEaQM.jpeg?auto=webp&s=4d8bc3c9c9b6a2f18d860f676d9d4a6a37abe3ca)
Omega Speedmaster Speedy Tuesday - MINT UNWORN $14,500
Up for sale is THE Speedy Tuesday ST1, an UNWORN and MINT example of this hard-to-find watch.
- Condition: Mint Unworn
- Case material: Metal
- Features: Includes box, warranty cards, accessories
![[WTS] Omega Speedmaster Speedy Tuesday #16!- Serviced w/Box,Papers $12000](https://external-preview.redd.it/maH1rSvYCFmEPrvoX-1wVZwzv4Go63yCGYsMueGK6Aw.jpeg?auto=webp&s=5f9adb0773ed9e05e279bddd2a16e112338bef1f)
Omega Speedmaster Speedy Tuesday #16!- Serviced w/Box,Papers $12000
Up for sale is the Omega Speedmaster Speedy Tuesday ST1 #16, a very exclusive model in excellent condition. The watch includes its original box, warranty cards, accessories, and an extra Omega black nylon nato strap.
- Condition: Very good condition, little sign of wear
- Serviced: 1.5 years ago
- Includes: box,warranty cards,accessories,extra Omega black nylon NATO
- Payment Terms: PayPal,wire,venmo
![[WTS] 1972 Omega Speedmaster Mark 3 Automatic Ref. 176.002 | $2,300](https://external-preview.redd.it/bRsA4MVZL0I-9wGHM94gpaqBsHjfj2gnI2Tez8qYa2k.jpeg?auto=webp&s=ab59eff1f62d2491b2d50fd15cfceb4218b1bc6e)
1972 Omega Speedmaster Mark 3 Automatic Ref. 176.002 | $2,300
The Omega Speedmaster Mark 3 is an important piece of history for Omega, featuring an automatic movement and date display. The watch has a stainless steel case with a mineral crystal and measures 41 x 51.6mm in size.
- Condition: Good, with some scratches on the case and aging on the dial
- Case Size: 41 x 51.6mm diameter
- Thickness: 16.5mm
- Crystal: Mineral
![[WTS][US] Omega Speedmaster Chronoscope - White Panda Dial - 43mm - 329.30.43.51.02.002 - Full Set](https://external-preview.redd.it/Vk-3UWLKUkUdaNdhwzfaT6seq5Ax3mEoT17t2rxqrqI.jpeg?auto=webp&s=7c601eeada147266e5894505b274a8b83f390ffb)
[US] Omega Speedmaster Chronoscope - White Panda Dial - 43mm - 329.30.43.51.02.002 - Full Set
Up for sale is an Omega Speedmaster Chronoscope - White Panda Dial - 43mm that functions perfectly mechanically, without issue.
- Condition: Fantastic condition with minor hairlines
- Case size: 43mm diameter
![[WTS] Omega Speedmaster Moonwatch Professional White Sapphire Sandwich 42mm - 310.30.42.50.04.001](https://external-preview.redd.it/glyShE79swqqQI6Drot_Od3M8LUU4ZET7k0EIwTfzSc.jpeg?auto=webp&s=1d525482beb418296c8fd328733eaaf7cd708792)
Omega Speedmaster Moonwatch Professional White Sapphire Sandwich 42mm - 310.30.42.50.04.001
This Omega Speedmaster Moonwatch Professional White Sapphire Sandwich is a 42mm stainless steel watch with white sapphire sandwich dial and features the Master Chronometer certification.
- Condition: MINT condition, like new
- Material: Stainless Steel
- Size: 42mm diameter
- Included With Warranty: true
![[WTS] 2023 Omega Speedmaster Moonwatch Professional Chrono (Sapphire)(S.S.)(REF 31030425001002)](https://external-preview.redd.it/xW6COssDyYaYVCntf51fXFCumLZ73w6bmkRAjLXTNI0.jpeg?auto=webp&s=78c032da273abb430955efaadd130d53d0e4bfac)
2023 Omega Speedmaster Moonwatch Professional Chrono (Sapphire)(S.S.)(REF 31030425001002)
- Material: sapphire crystal, stainless steel
![[WTS] omega speedmaster 145022-76 - long bracelet, perfect dial and unpolished case. Cal. 861 - no trades. $5400 shipped](https://external-preview.redd.it/16nTZBKkALv7QiuayntADt1je3dgRUma78arwjukft0.jpeg?auto=webp&s=8949ea00133ee19486e930c6e6bf09468a044497)
omega speedmaster 145022-76 - long bracelet, perfect dial and unpolished case. Cal. 861 - no trades. $5400 shipped
A Omega Speedmaster 145022-76 with a long bracelet and unpolished case, featuring Cal. 861.
- Bracelet length: long
- Dial condition: perfect
- Case condition: unpolished