Omega Speedmaster Speedmaster Professional Moonwatch 3861 Stainless Steel / Black / Plexi / Kanjar Oman
Reference 310.30.42.50.01.003
About this watch
The Omega Speedmaster Professional Moonwatch 3861 is a piece of history wrapped around your wrist, with its rich lineage and modern upgrades capturing the hearts of watch enthusiasts and collectors alike. This manual-winding chronograph movement features a co-axial escapement and silicon balance spring, making it resistant to magnetic fields up to 15,000 gauss. The plexi glass provides a warm, vintage feel that many collectors adore, while the stainless steel case measures 42mm in diameter and has a water resistance of 50 meters. This timepiece is perfect for everyday wear, suitable for both formal and casual occasions. With its stunning design, robust movement, and versatility, it's a celebration of heritage, precision, and style.
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Key Features
- Omega Caliber 3861 Movement
- Plexi Glass with Vintage Feel
- 42mm Stainless Steel Case
- 50m Water Resistance
- Manual-Winding Chronograph Function
- Co-Axial Escapement and Silicon Balance Spring
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonwatch 3861 Stainless Steel / Black / Plexi / Kanjar Oman
- Reference
- 310.30.42.50.01.003
- Movement
- 3861
- Movement Features
-
- Small Seconds, Hours, Minutes
- Chronograph
- Chronometer
- Case
- Stainless Steel 42mm
- Dial Color
- Black
- Crystal
- Plexi
- Water Resistance
- 50
Current Listings

Omega SPEEDMASTER SILVER SNOOPY AWARD 50TH ANNIVERSARY EXTRA 3861 BRACELET 2022
2022 Omega Speedmaster Professional Moonwatch 50th Anniversary Silver Snoopy Award with a silver dial and blue subdials on a stainless steel case. Features a new style Omega 3861 Speedmaster PCL bracelet.
- Condition: Mint, Unpolished
- Case size: 42mm diameter
- Material: Stainless Steel
- Strap material: Blue fabric

2010 Omega Speedmaster 'Reduced' Ref. 3510.50 with Box & Papers
The Omega Speedmaster 'Reduced' Ref. 3510.50 is a great entry into the world of luxury watches, measuring at 39mm and featuring a automatic movement with Luminova hands.
- Condition: Excellent (very little to no signs of wear)
- Movement: Automatic
- Case width: 39mm
- Strap length: 7.50"

Omega Moonshine Gold Panda Speedmaster Professional Moonwatch Box Papers
This is a Moonshine Gold Omega Speedmaster Professional Moonwatch with a Panda dial, featuring an 18k gold case and manual winding co-axial movement with 50 hour power reserve.
- Condition: Near Mint (96%)
- Case material: 18k gold
- Diameter: 42mm
- Movement: Omega Caliber 3861

Omega SPEEDMASTER CALIBRE 321 ED WHITE MOONWATCH 2023 WARRANTY FULL SET
A 2023 Omega Speedmaster Professional Moonwatch Calibre 321 in stainless steel with manual-winding chronograph movement and sapphire crystals, featuring a 39.7mm diameter case.
- Condition: Excellent, unpolished condition
- Movement: Calibre 321
- Case material: Stainless Steel
- Crystal material: Sapphire
Omega Speedmaster Moonwatch Sapphire 310.30.42.50.01.002 LNIB 2023
This Omega Speedmaster Moonwatch is a wonderful timepiece that comes with all the original accessories, including links, tag, and three dated cards from 2023.
- Condition: Like new in box (LNIB)
- Shipping insurance type: WW insured shipping
- Payment methods: bank wire or credit cards + fee's

2021 Omega Speedmaster Moonwatch 42mm 310.30.42.50.01.001 Steel Black Dial
This is a 2021 Omega Speedmaster Moonwatch 42mm watch with a stainless steel black dial and Hesalite crystal.
- Condition: Excellent overall condition
- Original boxed: true
- Papers included: true
- Warranty card date: 2021

Omega SPEEDMASTER PROFESSIONAL MOONWATCH WHITE DIAL 2024 WARRANTY FULL SET
This is a new 2024 Omega Speedmaster Professional Moonwatch with a stainless steel case and white dial. It features a manual-winding chronograph movement with co-axial escapement.
- Condition: Excellent, unpolished condition
- Movement: 3861, manual-winding chronograph
- Case size: 42mm diameter
- Crystals: Sapphire crystals
Omega Speedmaster Snoopy 11/2024 Brand New
This Omega Speedmaster Snoopy is a brand new watch, released in November 2024. It features the iconic Snoopy design and comes with all original packaging and documentation.
- Condition: New
- Status: Brand New
- Year Of Release: 2024

Omega Speedmaster Moonwatch 3861 - White - 310.30.42.50.04.001 ( excellent )
This listing is for an Omega Speedmaster Moonwatch Professional White Dial Sapphire on Bracelet, a high-end watch with a stainless steel case and Master Chronometer movement.
- Condition: Excellent
- Case size: 42mm
- Movement: Master Chronometer Movement