Omega Speedmaster Speedmaster Professional Moonwatch 3861 Stainless Steel - Sedna Gold / Pink / Alligator
Reference 310.23.42.50.99.001
About this watch
The Omega Speedmaster Professional Moonwatch 3861 is a masterpiece of horology that seamlessly blends heritage, luxury, and modern technology. Its stunning pink sunburst dial radiates warmth and elegance, while the Sedna gold accents harmonize beautifully with the stainless steel case. The chronograph function is easily accessible, making it practical for everyday use. At its heart beats the Omega Caliber 3861 movement, featuring a co-axial escapement and silicon balance spring. This timepiece is not just a watch; it's a statement of sophistication and style that pairs well with both formal and casual attire.
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Key Features
- Omega Caliber 3861 movement
- Sedna gold accents
- Stainless steel case
- Tachymeter bezel
- Water resistance up to 50 meters
- 42mm diameter
- Co-axial escapement and silicon balance spring
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonwatch 3861 Stainless Steel - Sedna Gold / Pink / Alligator
- Reference
- 310.23.42.50.99.001
- Movement
- 3861
- Movement Features
-
- Small Seconds, Hours, Minutes
- Chronograph
- Chronometer
- Case
- 42mm
- Dial Color
- Pink
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings

1991 Omega Speedmaster Ref: 3590.59 Apollo XI 20th Anniversary with Box and Papers
This is a 1991 Omega Speedmaster Ref 3590.59 Apollo XI 20th Anniversary, a limited edition made for the US market. The watch features a 42mm case with some wear from use and a ding on the side of the 10 o'clock lug.
- Condition: Very good
- Case size: 42mm
- Bracelet type: stainless steel 1479 Omega bracelet
- Links: 23 links and 812 end links

1992 Omega Speedmaster Ref: 3590.50
A 1992 Omega Speedmaster Ref: 3590.50 in excellent condition, featuring a 42mm case, black bezel, tritium dial, and Omega bracelet.
- Condition: Excellent with some light wear and corrosion
- Case Size: 42mm diameter
- Bracelet Links: 22

1999 Omega Speedmaster Broad Arrow Ref: 3594.50 with Box and Papers
This is a 1999 Omega Speedmaster Broad Arrow Ref: 3594.50, a chronograph watch with a 42mm case and stainless steel bezel, featuring a black dial with Luminova stick markers and broad arrow hands.
- Condition: Excellent
- Case size: 42mm
- Bracelet links: 15
- Bracelet end links: 840
![[WTS] Omega Speedmaster FOIS Moonwatch, Box+ Papers](https://preview.redd.it/6z0ery8zqnxe1.jpg?width=640&crop=smart&auto=webp&s=53fed7ac1ae479e1b92b49dceba83ccd48594567)
Omega Speedmaster FOIS Moonwatch, Box+ Papers
This Omega Speedmaster FOIS Moonwatch features a 39.7'' case diameter, Hesalite-like form, scratch-resistant sapphire crystal, and blue/gray dial.
- Condition: Great Preowned condition
- Case diameter: 39.7 inches
- Crystal material: scratch-resistant sapphire with anti-reflective treatment inside
Omega Speedmaster Tokyo 2020 Slate Green Sedna Gold
This Omega Speedmaster Tokyo 2020 Edition features a slate dial and green bezel, crafted from Sedna gold. Limited to 2020 pieces, this watch is part of a special Olympic box set.
- Condition: Pre-owned with minor marks
- Limited edition: 2020 pieces
- Year introduced: 2021
![[WTS] Omega Speedmaster Professional Moonwatch Full Steel Tritium Dial Blue Insert 1970’s (Unpolished)](https://external-preview.redd.it/QcGzwiJ21_i5muayXHydYYFR-_StiWLDkKJjL3uKCbA.jpg?auto=webp&s=6d50aaeaad052b8897e758d786736a5d5c4742cb)
Omega Speedmaster Professional Moonwatch Full Steel Tritium Dial Blue Insert 1970’s (Unpolished)
A remarkable example of the iconic Omega Speedmaster Moonwatch, preserved in its original condition with a known provenance. The black tritium dial and hands display a rich patina across the indices, paired with an original bezel insert that has developed a striking blue hue.
- Condition: Unpolished, original condition with patina
- Size: 42mm diameter
- Year: 1970s
- Bracelet stretch: minimal
![[WTS] Omega Speedmaster Professional Moonwatch ( 310.30.42.50.01.001 ) - Full Kit](https://preview.redd.it/i35tfna8rmxe1.jpg?width=640&crop=smart&auto=webp&s=3902d3366e17a49ce1ea2a45468aaf7ed7f0d307)
Omega Speedmaster Professional Moonwatch ( 310.30.42.50.01.001 ) - Full Kit
This is a 42mm Omega Speedmaster Professional Moonwatch with a complete set.
- Condition: great condition, small scratches around the watch
- Material: stainless steel
- Size: 42mm diameter
Omega Speedmaster Racing – Complete Set
This Omega Speedmaster Racing Master Chronometer features a 44.25mm stainless steel case on a brown leather strap with a black ceramic bezel ring and is powered by the OMEGA Co-Axial Master Chronometer 9900 movement.
- Condition: Excellent, Mint condition with few signs of wear
- Case material: Stainless Steel
- Diameter: 44.25 mm
- Movement type: Self-winding
![[WTS] Omega Speedmaster Professional Sapphire 1863 311.30.42.30.01.006 - $4,195 💵](https://preview.redd.it/cyae959tpmxe1.jpg?width=640&crop=smart&auto=webp&s=75f2be126bff22d6d40f659b0401450f2772a899)
Omega Speedmaster Professional Sapphire 1863 311.30.42.30.01.006 - $4,195 💵
A Omega Speedmaster Moonwatch Professional watch functions perfectly mechanically and is a great everyday option.
- Condition: amazing condition
- Bracelet size: fits a 6.5 inch wrist