Omega Speedmaster Speedmaster Professional Moonwatch 3861 Stainless Steel - Moonshine Gold / Silver
Reference 310.20.42.50.02.001
About this watch
The Omega Speedmaster Professional Moonwatch 310.20.42.50.02.001 is a stunning blend of classic design and cutting-edge technology, featuring a stainless steel case, Moonshine gold accents, and sophisticated chronograph functionality. At the heart of this timepiece is the Omega caliber 3861 movement, certified as a Master Chronometer by METAS and boasting advanced features like a co-axial escapement, silicon balance spring, and magnetic resistance of up to 15,000 gauss. The Speedmaster's ergonomic design ensures it sits comfortably on the wrist, while its 50-meter water resistance makes it practical for daily wear. This watch is incredibly versatile, adapting effortlessly from formal events to casual days out, and its durability is ensured by top-notch materials like ceramic, stainless steel, and Moonshine gold. With a price point that reflects its quality and heritage, the Omega Speedmaster Professional Moonwatch 3861 is an investment in horological history.
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Key Features
- Omega caliber 3861 movement with co-axial escapement and silicon balance spring
- 50-meter water resistance for everyday wear
- Chronograph functionality with precise timing and intuitive layout
- Moonshine gold accents and stainless steel case for luxurious appearance
- Sapphire glass for scratch-resistance and durability
- Master Chronometer certification by METAS for high accuracy and reliability
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonwatch 3861 Stainless Steel - Moonshine Gold / Silver
- Reference
- 310.20.42.50.02.001
- Movement
- 3861
- Movement Features
-
- Small Seconds, Hours, Minutes
- Chronograph
- Chronometer
- Case
- 42mm
- Dial Color
- Silver
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings
![[WTS] Omega Speedmaster 18mm Bracelet Only OEM](https://preview.redd.it/udpx3llh9s0h1.jpg?width=640&crop=smart&auto=webp&s=72f7af183403415dadca8f195a1e6f5021e1c004)
Omega Speedmaster 18mm Bracelet Only OEM
This listing is for an Authentic Omega 18mm bracelet from a Speedmaster date 3513.50, suitable for small to medium sized wrists.
- Bracelet type: OEM
- Links: 19 links
- Wrist size range: small to medium
![[WTS] 2026 New White Omega Speedmaster, $8k](https://preview.redd.it/sxkoh8paor0h1.jpeg?auto=webp&s=b2b8b13418cb974a3f961742dec078e507d55d2d)
2026 New White Omega Speedmaster, $8k
2026 New White Omega Speedmaster for sale. Additional details can be found at the provided Imgur link.
- Year: 2026
- Color: white
![[WTS] Omega Speedmaster Darkside of the Moon 311.92.44.51.01.005](https://preview.redd.it/8l0i5kuyor0h1.jpg?width=640&crop=smart&auto=webp&s=c5b931f175f605f0613463fd9845b9653bce1d3d)
Omega Speedmaster Darkside of the Moon 311.92.44.51.01.005
For sale is a Omega Speedmaster Dark Side of the Moon, which comes in pristine condition as shown in the pics.
- Condition: mint condition
- Box and papers: included
- Cards: none available
![[WTS] Omega Speedmaster Date 3511.80.00 – Metallic Blue Dial 39mm – Fresh Service – $1,999 Shipped](https://preview.redd.it/82mnvvlltq0h1.jpg?width=640&crop=smart&auto=webp&s=f7d9a66460c413212138fd12bffe8a6d294f9010)
Omega Speedmaster Date 3511.80.00 – Metallic Blue Dial 39mm – Fresh Service – $1,999 Shipped
This Omega Speedmaster Date features a striking metallic blue sunburst dial and a sportier take on the traditional Moonwatch aesthetic.
- Condition: Very good, honest signs of wear consistent with age
- Case size (excluding crown): 39mm
- Lug-to-lug: 45mm
- Thickness: 14mm
![[WTS] Omega Speedmaster Triple Date 3523.30.00 Silver Dial 39mm – $2,299 Shipped](https://preview.redd.it/p20pmqn4nq0h1.jpg?width=640&crop=smart&auto=webp&s=64c076af22d9fe9c0efb5687ddc9da626def6735)
Omega Speedmaster Triple Date 3523.30.00 Silver Dial 39mm – $2,299 Shipped
This Omega Speedmaster Triple Date ref. 3523.30.00 combines classic Speedmaster DNA with a practical full calendar layout featuring day, date, month, chronograph, and 24-hour indicator in a compact case.
- Condition: Very attractive condition
- Case Size: 39mm (excluding crown)
- Lug To Lug: 44mm
- Thickness: 14mm
![[WTS] Omega Speedmaster Marui Panda 3510.21.00 – Full Set – Fresh Service – JDM Limited Edition of 2000pcs – $5,799 Shipped](https://preview.redd.it/h835q824fq0h1.jpg?width=640&crop=smart&auto=webp&s=4123e707338dec78443135956ae0990599b0e042)
Omega Speedmaster Marui Panda 3510.21.00 – Full Set – Fresh Service – JDM Limited Edition of 2000pcs – $5,799 Shipped
This Omega Speedmaster Marui Panda is a highly collectible JDM limited edition with a unique white 'Panda' dial and deep black subdials. It features a 39mm case size, lug-to-lug measurement of 44mm, thickness of 12mm, and lug width of 18mm.
- Condition: Very attractive condition, strong lines and honest signs of careful wear throughout
- Movement: Omega Cal. 3220 automatic chronograph
- Case size: 39mm (excluding crown)
- Lug-to-lug: 44mm
![[WTS] Collection Sell Off: OMEGA Speedmaster, WISE ADX GMT, Grand Seiko EVO9 Atera Valley, Seiko Speedtimer, CASIO G-Shock MRG](https://preview.redd.it/zpd37ibfeq0h1.jpg?width=640&crop=smart&auto=webp&s=9aa1937305f1d08a1c8c4dc6d2cc5895a120269e)
Collection Sell Off: OMEGA Speedmaster, WISE ADX GMT, Grand Seiko EVO9 Atera Valley, Seiko Speedtimer, CASIO G-Shock MRG
The seller is listing an OMEGA Speedmaster 3861 Sapphire Sandwich watch, which is in very good condition and running beautifully. It comes with a Forstner Bullet Bracelet.
![[WTS] Omega Speedmaster 3802.71.53 Automatic Chrnograph White MOP Dial | 2090$](https://preview.redd.it/l5w60hb22q0h1.jpg?width=640&crop=smart&auto=webp&s=ab38e7d39034a9424747a3f66ae7c2575fd81ccd)
Omega Speedmaster 3802.71.53 Automatic Chrnograph White MOP Dial | 2090$
This Omega Speedmaster features a white mother-of-pearl dial with numeral hour markers, combining sporty and elegant looks.
- Condition: Good Condition
- Case Size: 38mm diameter
- Lug Width: 18mm
- Movement Type: Chrnograph
![[WTS] Omega Speedmaster Reduced 3510.50 Mint Full Set $3200](https://preview.redd.it/zirlqecgfp0h1.jpg?width=640&crop=smart&auto=webp&s=d018033dee83a42c2a68acf4f8205c642b13920e)
Omega Speedmaster Reduced 3510.50 Mint Full Set $3200
A beautiful Omega Speedmaster Reduced from 1998 in stainless steel, featuring a specific Speedmaster case with twisted lugs and a matte black dial with Luminova.
- Condition: Mint
- Case size: 39mm diameter
- Movement: automatic Omega caliber 3220 (ETA 2890-2 with Dubois-Depraz chronograph module)
- Bracelet: Omega 1469 with sold 813 end links