Omega Speedmaster Speedmaster Professional Moonwatch 3861 Sedna Gold / Black / Bracelet

Reference 310.60.42.50.01.001

Omega Speedmaster Professional Moonwatch 3861 Sedna Gold / Black / Bracelet

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.

Buy Now on Jomashop

This is an affiliate link

MSRP: $42,600

Market Price: $23,979

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

Current Listings

Omega Speedmaster Sapphire 42mm 🔥Preowned 2023, $6200+✈️🔥

Omega - 310.30.42.50.01.002 · $6,200

This Omega Speedmaster Sapphire is a 2023 model, available in 42mm size.

Condition: Preowned
Shipping: Global shipping available, $85 fee for US States
Payment: Wire or credit card accepted (+4.9% surcharge)
Warranty: 2023 warranty card included

Posted at

Mar 22, 2026, 8:23 AM

Active

View listing on r/WatchExchange

2023 Omega Speedmaster Moonwatch Professional Moonwatch Hesalite 310.30.42.50.01.001 Full Set + Extras

Omega - 310.30.42.50.01.001 · $6,499

A 2023 Omega Speedmaster Moonwatch Professional Moonwatch Hesalite, featuring a great kit with $1000 worth of extras.

Condition: good preowned condition
Extras: $1000 worth of extra items including a black rubber strap with deployant clasp and a black fabric strap
Case Condition: some lights marks on the hesalite seen in certain lighting and some normal wear on the case

Posted at

Mar 22, 2026, 6:34 AM

Active

View listing on r/WatchExchange

Omega Speedmaster Professional Moonwatch Hesalite 311.30.42.30.01.005

Omega - 311.30.42.30.01.005 · $4,399

This is an Omega Speedmaster Professional Moonwatch with a Hesalite crystal and 42mm case size. It comes with box, papers, straps, and accessories.

Crystal: Hesalite
Bracelet length: 7.5 inches

Posted at

Mar 21, 2026, 7:29 PM

Active

View listing on r/WatchExchange

OMEGA Speedmaster "Dark Side of the Moon" Apollo 8 Ref. 311.92.44.30.01.001 + Apollo 8 Gen2 Strap + Deployant Clasp - ULTIMATE SET! 🔥$10,000🔥

OMEGA - 311.92.44.30.01.001 · $10,000

The OMEGA Speedmaster 'Dark Side of the Moon' Apollo 8 commemorates the 50th anniversary of the Apollo 8 mission, featuring a black ceramic case and a skeletonized dial with laser-ablated lunar surface details.

Condition: UNWORN
Case material: black ceramic
Diameter: 44.25mm

Posted at

Mar 21, 2026, 7:12 PM

Active

View listing on r/WatchExchange

Omega Speedmaster 3210.50 Black Dial $2,099

Omega - 3210.50 · $2,099

The Omega Speedmaster Date is a 40mm stainless steel automatic chronograph with a black dial and tachymeter bezel, featuring a sporty, classic look.

Condition: good pre-owned condition
Case Size: 40mm diameter
Lug To Lug: 45mm
Lug Width: 19mm

Posted at

Mar 21, 2026, 4:44 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Professional Moonwatch White Dial Complete Set w/ Box, Papers and Warranty!

Omega - 145.022-69ST · $8,500

a pre-owned Omega Speedmaster Professional Moonwatch with a white dial, complete set including box and warranty.

Box: yes, with original box
Papers: yes, including papers and warranty
Warranty: still under warranty

Posted at

Mar 21, 2026, 3:45 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Grey Side Of The Moon - GSOTM - Grey Dial - 44mm - 311.93.44.51.99.001

Omega - 311.93.44.51.99.001 · $7,550

Up for sale is an Omega Speedmaster Grey Side Of The Moon - GSOTM - Grey Dial - 44mm.

Condition: Great, with minor chip on edge of case back
Case size: 44mm diameter
Clasp material: titanium ceramic

Posted at

Mar 21, 2026, 11:58 AM

Active

View listing on r/WatchExchange

Omega Speedmaster Date 3513.50 $1,800

Omega - 3513.50 · $1,800

The Omega Speedmaster Date 3513.50 features a deep sunburst textured black dial with a classic polished bezel, powered by the Omega 1152, Valjoux 7750 date automatic chronograph.

Condition: Preowned - Good
Case Diameter: 39mm

Posted at

Mar 21, 2026, 9:51 AM

Active

View listing on r/WatchExchange