Omega Speedmaster Speedmaster Professional Moonwatch 3861 Sedna Gold / Black / Bracelet
Reference 310.60.42.50.01.001
About this watch
The Omega Speedmaster Professional Moonwatch 3861 Sedna Gold is a legendary timepiece that combines heritage, craftsmanship, and functionality in a way that few can match. Its stunning aesthetics, featuring a unique blend of black and gold, create a luxurious yet sporty vibe that can transition seamlessly from casual to formal settings. The watch strikes a balance between boldness and wearability, with a 42mm diameter and 13.18mm height that ensures it will never go out of style. Inside this beauty lies the Omega caliber 3861, an updated version of earlier calibers featuring a co-axial escapement and silicon balance spring. Certified by METAS, this watch is not just accurate but highly resistant to magnetic fields reaching up to 15,000 gauss. With a manual-winding chronograph movement and power reserve of 50 hours, you'll have the pleasure of winding it yourself while enjoying precise timekeeping. The black sunburst finish dial is mesmerizing, providing a backdrop for stick hands that lend a sleek, modern look while ensuring legibility at a glance. One of the standout features of the Speedmaster is its durability, with scratch-resistant sapphire glass and a water resistance rating of 50 meters. The open case back allows you to admire the intricate workings of the Omega caliber 3861, making it a treat for watch lovers.
Key Features
- Omega caliber 3861 movement
- Sedna Gold case
- Black sunburst finish dial
- Scratch-resistant sapphire glass
- 50m water resistance
- Manual-winding chronograph movement
- Co-axial escapement and silicon balance spring
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonwatch 3861 Sedna Gold / Black / Bracelet
- Reference
- 310.60.42.50.01.001
- Movement
- 3861
- Movement Features
-
- Small Seconds, Hours, Minutes
- Chronograph
- Chronometer
- Case
- Sedna Gold 42mm
- Dial Color
- Black
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings

Omega SPEEDMASTER ANNIVERSARY SERIES FIRST OMEGA IN SPACE 2024 FULL SET
This 2024 Omega Speedmaster Anniversary Series is a tribute to the first Omega watch worn in space, featuring a stainless steel case with sapphire crystals and a dark blue dial. The watch is powered by an Omega 3861 manual winding movement and comes with a full set of packaging, including double boxes and a complete manual.
- Condition: Excellent
- Movement: Omega 3861 manual winding
- Case material: Stainless steel
- Crystal type: Sapphire
OMEGA Speedmaster Racing 329.32.44.51.06.001
The OMEGA Speedmaster Racing is a tribute to the brand's rich motorsport heritage, featuring a sleek design with a bold black dial and orange accents.
- Condition: Excellent, lightly worn
- Movement: Caliber 9900
- Case diameter: 44.25mm
- Water resistance: 50m
Omega Speedmaster White 310.30.42.50.04.001 LNIB
The Omega Speedmaster features a white dial and comes with all its original packaging, including box, books, links, and warranty cards.
- Condition: Like new, unworn
- Dial color: White
- Box set: true

>>ReDuCeD FuRtHeR<< VINTAGE OMEGA SPEEDMASTER PROFESSIONAL PRE-MOON 145.022-69
This is a pre-moon Omega Speedmaster Professional reference 145.022-69ST, featuring an Omega calibre 861 and a 29 million serial from 1970.
- Condition: Good vintage condition
- Case size: 42mm diameter
- Movement: Omega calibre 861
- Serial number: 29 million (1970)

BNIB Omega SPEEDMASTER PROFESSIONAL MOONWATCH WHITE DIAL 2024 WARRANTY FULL SET
This is a brand new Omega Speedmaster Professional Moonwatch with a white dial and stainless steel case, featuring a manual-winding chronograph movement.
- Condition: Brand New In Box (BNIB)
- Case size: 42mm
- Movement: Manual-Winding Chronograph 3861
- Crystals: Sapphire

2020 Omega Speedmaster FOIS Ref: 311.32.40.30.01.001 with B+P (Modded Dial)
2020 Omega Speedmaster First Omega In Space 'FOIS' with a modded dial that gives the watch a vintage charm, while still being an authentic Omega.
- Condition: Excellent
- Case size: 40mm
- Bezel condition: Excellent
- Dial type: Black chronograph

2020 Omega Speedmaster Ref: 522.30.42.30.03.001 Tokyo 2020 Olympics with B+P
This is a limited edition 2020 Olympics Omega Speedmaster with a blue dial and blue tachymeter bezel, featuring traditional stick markers and white sub-dials.
- Condition: Excellent
- Case size: 42mm
- Serial number: 78,8XX,XXX
- Limited edition number: 16X/2020

2024 Omega Speedmaster Ref. 310.30.42.50.04.001 with Box & Papers
The Omega Speedmaster Moonwatch is a chronograph with significant historical value, accompanied by all six moon landings and featuring a brushed stainless steel bracelet with sapphire glass and a sapphire caseback.
- Condition: Excellent (little to no signs of wear)
- Case Width: 42mm
- Strap Length: 8.00"
- Movement: Co-Axial Master Chronometer Calibre 3861

Omega Speedmaster Moonwatch 3861 - White - 310.30.42.50.04.001 ( new )
This is a brand new Omega Speedmaster Moonwatch Professional White Dial Sapphire on Bracelet, reference # 310.30.42.50.04.001.
- Condition: Brand new
- Case material: Stainless Steel
- Case size: 42mm
- Movement type: Omega Master Chronometer Movement