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

Reference 310.63.42.50.01.001

About this watch

The Omega Speedmaster Professional Moonwatch 3861 Sedna Gold / Black / Alligator is a masterpiece of luxury watchmaking, blending history, craftsmanship, and modern technology. Its striking black sunburst dial and Sedna Gold case exude sophistication, while its chronograph function and co-axial escapement ensure precision and reliability. With a water resistance of 50 meters and a power reserve of 50 hours, this watch is built for performance and durability. Whether you're a seasoned collector or a first-time buyer, the Speedmaster Professional Moonwatch is sure to impress with its stunning design, exceptional movement, and practical features.

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MSRP: $30,200

Market Price: $18,352

Key Features

Omega caliber 3861 movement
Sedna Gold case material
Master Chronometer certification by METAS
Chronograph function
Co-axial escapement
Plexi glass crystal
50-meter water resistance

Specifications

Brand

Omega

Family

Speedmaster

Model

Speedmaster Professional Moonwatch 3861 Sedna Gold / Black / Alligator

Reference

310.63.42.50.01.001

Movement

3861

Movement Features

Small Seconds, Hours, Minutes
Chronograph
Chronometer

Case

Sedna Gold 42mm

Dial Color

Black

Crystal

Plexi

Water Resistance

Current Listings

[WTS] Omega Speedmaster 1957 / Broad Arrow Automatic Chrono 42mm Black Gloss Dial - Cal. 3313 High Horology Co Axial Column Wheel - Full Kit 09/2012 - $4,250 shipped CONUS

Omega Speedmaster 1957 / Broad Arrow Automatic Chrono 42mm Black Gloss Dial - Cal. 3313 High Horology Co Axial Column Wheel - Full Kit 09/2012 - $4,250 shipped CONUS

Omega - 1957 / Broad Arrow Automatic Chrono 42mm · $4,250

This Omega Speedmaster 1957 Broad Arrow chronograph is a full kit with warranty card dated September 2012. It features a high horology Frederic Piguet based movement with a column wheel and Co Axial escapement.

Condition: Excellent (minor wear on bezel and bracelet)
Movement: Omega Caliber 3313 (Frederic Piguet based) with Co Axial escapement and column wheel

Posted at

Dec 6, 2025, 3:49 PM

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[WTS] Omega Speedmaster Broad Arrow Olympics 2012 – Gloss White Porcelain-Like Dial • Heat-Blued Hands • Cal. 3313 Co-Axial Column-Wheel Automatic Chrono • Rubber B Croc SwimSkin Strap - $2,600 Shipped CONUS

Omega Speedmaster Broad Arrow Olympics 2012 – Gloss White Porcelain-Like Dial • Heat-Blued Hands • Cal. 3313 Co-Axial Column-Wheel Automatic Chrono • Rubber B Croc SwimSkin Strap - $2,600 Shipped CONUS

Omega - Speedmaster Broad Arrow Olympics 2012 · $2,600

The Omega Speedmaster Broad Arrow Olympics 2012 features a gloss white, porcelain-like dial with sunken subdials and heat-blued hands. It has a classic, beautiful design and is extremely refined.

Condition: Excellent, recently pressure-tested
Case Dimensions: case dimensions and proportions are extremely close to a Moonwatch
Movement: Omega Caliber 3313, column-wheel, Co-Axial chronograph movement
Straps: Rubber B Crocodile SwimSkin strap, retails for over $300

Posted at

Dec 6, 2025, 3:34 PM

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2025 Omega Speedmaster Moonwatch Professional White Dial Full 5/25 Ref: 310.30.42.50.04.001 $7,399.00

Omega - 310.30.42.50.04.001 · $7,399

2025 Omega Speedmaster Moonwatch Professional White Dial, manual wind, 42mm size with domed sapphire crystal and case back, 50M water resistance, 3861 movement.

Condition: 9/10, with a few superficial hairlines and one on the clasp
Case material: Stainless Steel (SS)
Bracelet material: Stainless Steel (SS)
Bracelet type: Quick Adjust Clasp

Posted at

Dec 6, 2025, 2:28 PM

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Omega Speedmaster Moonphase — 2022 Full Set + Extras — $7,750 OBO

Omega - 304.30.44.52.01.001 · $7,750

This Omega Speedmaster Moonphase is a Co-Axial Master Chronometer with Ref: 304.30.44.52.01.001, dated 2022. It's available as a full set with OEM extras.

Condition: Very Good
Year: 2022
Case condition: honest clasp wear

Posted at

Dec 6, 2025, 12:38 PM

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Omega Speedmaster Professional Moonwatch White ref. 310.30.42.50.04.001

Omega - 310.30.42.50.04.001 · $7,450

This Omega Speedmaster Professional Moonwatch White features a manual wind 3861 caliber movement in a sapphire sandwich configuration, with a white lacquered dial inspired by vintage iterations.

Condition: Minimal signs of wear, super healthy on Timegrapher
Case size: 42mm diameter
Movement: Manual wind 3861 caliber movement
Crystal: Sapphire sandwich configuration with top crystal and exhibition caseback

Posted at

Dec 6, 2025, 10:50 AM

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2024 Omega Speedmaster Moonphase - Box and Papers

Omega - 304.33.44.52.03.001 · $6,950

2024 Omega Speedmaster Moonphase with blue sun-brushed dial and ceramic bezel, powered by OMG 9904 movement.

Condition: Really nice used condition with a few very light marks
Case size: 44.25mm
Movement power reserve: 60 hours

Posted at

Dec 6, 2025, 9:33 AM

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Omega Speedmaster Dark Side of the Moon 311.92.44.30.01.001 | Ceramic |FULL SET

Omega - 311.92.44.30.01.001 · $7,850

This Omega Speedmaster Dark Side of the Moon features a full-ceramic case and buckle, sold with its box and papers.

Condition: Mint, like-new condition
Case material: full-ceramic
Year: 2019

Posted at

Dec 5, 2025, 9:10 PM

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Omega Speedmaster “The 1957 Trilogy” 60th Anniversary Limited Edition 311.10.39.30.01.001 - With accessories

Omega - 311.10.39.30.01.001 · $6,899

This listing features the Omega Speedmaster “The 1957 Trilogy” 60th Anniversary Limited Edition, a commemorative watch marking the brand’s iconic design.

Condition: Excellent pre-owned
Accessories: booklets, straps, strap changer, travel case, tag, Double box
Condition Detail: Undated card

Posted at

Dec 5, 2025, 7:02 PM

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