Omega Speedmaster Speedmaster Professional Moonwatch 3861 Stainless Steel - Sedna Gold / Pink / Alligator

Reference 310.23.42.50.99.001

Omega Speedmaster Professional Moonwatch 3861 Stainless Steel - Sedna Gold / Pink / Alligator

About this watch

The Omega Speedmaster Professional Moonwatch 3861 is a masterpiece of horology that seamlessly blends heritage, luxury, and modern technology. Its stunning pink sunburst dial radiates warmth and elegance, while the Sedna gold accents harmonize beautifully with the stainless steel case. The chronograph function is easily accessible, making it practical for everyday use. At its heart beats the Omega Caliber 3861 movement, featuring a co-axial escapement and silicon balance spring. This timepiece is not just a watch; it's a statement of sophistication and style that pairs well with both formal and casual attire.

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Key Features

Omega Caliber 3861 movement
Sedna gold accents
Stainless steel case
Tachymeter bezel
Water resistance up to 50 meters
42mm diameter
Co-axial escapement and silicon balance spring

Specifications

Brand

Omega

Family

Speedmaster

Model

Speedmaster Professional Moonwatch 3861 Stainless Steel - Sedna Gold / Pink / Alligator

Reference

310.23.42.50.99.001

Movement

3861

Movement Features

Small Seconds, Hours, Minutes
Chronograph
Chronometer

Case

42mm

Dial Color

Pink

Crystal

Sapphire

Water Resistance

Current Listings

Omega Speedmaster Professional “Tokyo 2020 Yellow” – Ref. 522.20.42.30.01.001 – Complete Set – $6500

Omega - 522.20.42.30.01.001 · $6,500

This Omega Speedmaster Professional features a 42mm stainless steel case with yellow gold accents and black dial with gold subdials, powered by the classic hand-wound Caliber 1861 movement. It comes with various accessories as part of its complete set.

Condition: Very good pre-owned
Case diameter: 42mm
Bracelet type: stainless steel
Movement: hand-wound Caliber 1861

Posted at

Dec 1, 2025, 8:50 PM

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Omega OEM Speedmaster Moonwatch Professional Black Fabric Strap & Omega OEM Deployant Clasp

Omega - 032CWZ014117, 94521613 · $475

This Omega Speedmaster Moonwatch Professional features a black fabric strap, stainless steel deployant clasp, and comes with original packaging.

Condition: As New
Strap material: black fabric
Clasp type: Omega OEM Stainless Steel Deployant/16mm
Lug width: 20mm

Posted at

Dec 1, 2025, 5:05 PM

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Omega 20mm OEM Integrated Speedmaster Moonwatch Professional Black Rubber Strap (Sold Out) & Omega OEM Deployant Clasp

Omega - 032Z017245 · $575

A black rubber strap for the Omega Speedmaster Professional, featuring curved ends and a 20mm width. It is no longer available at Omega AD or online.

Strap Ref: 032Z017245 (Black Rubber, curved ends, 20mm/16mm)
Clasp Ref: 94521633 (Omega OEM Stainless Steel Deployant/16mm)
Fitment: Speedmaster Professional (20mm lug)

Posted at

Dec 1, 2025, 4:48 PM

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[US] Omega Speedmaster Broad Arrow - White Dial - 42mm - 3551.20.00 - Full Set

Omega - 3551.20.00 · $4,250

This Omega Speedmaster Broad Arrow features a white dial, 42mm case size, and comes as a full set including the watch, box, both manual, and triple cards.

Condition: Fantastic condition with only minor hairlines
Case diameter: 42mm
Bracelet condition: minor hairlines

Posted at

Dec 1, 2025, 8:25 AM

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2025 OMEGA SPEEDMASTER WHITE DIAL, LIKE NEW FULL SET $7,350 USD + shipping

OMEGA - 2025 · $7,350

The Omega Speedmaster White Dial 2025 features a clean white dial, sapphire crystal, and classic stainless steel case and bracelet.

Condition: Like new
Year: 2025
Case material: stainless steel
Bracelet material: stainless steel

Posted at

Nov 30, 2025, 6:11 PM

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Omega Speedmaster Professional Moonwatch Tropical Brown Dial Heavy Patina Blue Insert 1969 (Serviced) 🟤

Omega - 145.022-69 · $15,150

This is a 1969 Omega Speedmaster Moonwatch with a tropical brown dial featuring a deep, even transformation with heavy yellow patina across all indices and matching hands. The watch has been professionally serviced and runs properly.

Condition: Beautiful condition
Size: 42mm diameter
Year: 1969
Case back: Flat case back

Posted at

Nov 30, 2025, 4:23 PM

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1991 Omega Speedmaster Moonwatch Ref 3590.50 with abstract

Omega - 3590.50 · $4,199

This is a 1991 Omega Speedmaster Moonwatch with a caliber 861 movement and excellent tritium dial. The watch appears to be in great condition with original hands and an original Omega hesalite crystal.

Condition: Excellent vintage condition
Movement: Caliber 861
Serial number: 482774XX
Bracelet size: adjusts to fit up to 7.5 inch wrist

Posted at

Nov 30, 2025, 3:32 PM

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Omega Speedmaster Professional Moonwatch 310.30.42.50.01.001 – Unworn, FULL SET – $5,900 (Shipped CONUS)

Omega - 310.30.42.50.01.001 · $5,900

This is an Omega Speedmaster Professional Moonwatch with a manual-wind Master Chronometer movement and legendary 'Moonwatch' design in a 42mm stainless steel case.

Condition: Unworn, excellent condition
Movement type: Manual-wind
Case material: 42mm stainless steel
Bracelet included: Yes, original bracelet with all links

Posted at

Nov 30, 2025, 3:21 PM

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Omega Speedmaster First Omega in Space (FOIS) Numbered Edition

Omega - 311.32.40.30.01.001 · $4,600

This Omega Speedmaster First Omega in Space has been modified to resemble the Ed White Speedmaster and comes with all original parts for easy conversion. It's a numbered edition from 2020, featuring a genuine Omega 321 handset, Broad Arrow dial, and spiral winder sapphire case back.

Condition: Very good condition, with minimal signs of wear.
Handset type: Genuine Omega 321
Dial type: Genuine Omega 'Broad Arrow'
Case back material: Sapphire

Posted at

Nov 30, 2025, 2:25 PM

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