Omega Speedmaster Speedmaster Professional Moonwatch 3861 Stainless Steel - Moonshine Gold / Silver

Reference 310.20.42.50.02.001

Omega Speedmaster Professional Moonwatch 3861 Stainless Steel - Moonshine Gold / Silver

About this watch

The Omega Speedmaster Professional Moonwatch 310.20.42.50.02.001 is a stunning blend of classic design and cutting-edge technology, featuring a stainless steel case, Moonshine gold accents, and sophisticated chronograph functionality. At the heart of this timepiece is the Omega caliber 3861 movement, certified as a Master Chronometer by METAS and boasting advanced features like a co-axial escapement, silicon balance spring, and magnetic resistance of up to 15,000 gauss. The Speedmaster's ergonomic design ensures it sits comfortably on the wrist, while its 50-meter water resistance makes it practical for daily wear. This watch is incredibly versatile, adapting effortlessly from formal events to casual days out, and its durability is ensured by top-notch materials like ceramic, stainless steel, and Moonshine gold. With a price point that reflects its quality and heritage, the Omega Speedmaster Professional Moonwatch 3861 is an investment in horological history.

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Key Features

Omega caliber 3861 movement with co-axial escapement and silicon balance spring
50-meter water resistance for everyday wear
Chronograph functionality with precise timing and intuitive layout
Moonshine gold accents and stainless steel case for luxurious appearance
Sapphire glass for scratch-resistance and durability
Master Chronometer certification by METAS for high accuracy and reliability

Specifications

Brand

Omega

Family

Speedmaster

Model

Speedmaster Professional Moonwatch 3861 Stainless Steel - Moonshine Gold / Silver

Reference

310.20.42.50.02.001

Movement

3861

Movement Features

Small Seconds, Hours, Minutes
Chronograph
Chronometer

Case

42mm

Dial Color

Silver

Crystal

Sapphire

Water Resistance

Current Listings

Omega Speedmaster Racing 326.30.40.50.03.001

Omega - 326.30.40.50.03.001 · $2,750

For sale is an Omega Speedmaster Racing, reference number 326.30.40.50.03.001. This watch is in great condition there is some light wear around the watch but nothing that big or super noticeable.

Condition: great with some light wear
Payment Methods Accepted: pretty much every method including crypto
Meet Up Locations: southwest FL, locally

Posted at

Apr 3, 2026, 9:53 AM

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Omega Speedmaster Professional (310.30.42.50.04.001)

Omega - 310.30.42.50.04.001 · $7,650

This Omega Speedmaster Professional features a white dial on a steel bracelet and comes with boxes, booklet, and warranty card dated February 2026.

Condition: Excellent
Case size: 42mm diameter
Bracelet material: Stainless Steel
Crystal type: Sapphire

Posted at

Apr 3, 2026, 8:32 AM

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Omega Speedmaster 3861 Sapphire 🔥Preowned 2021 Complete, $5200+✈️🔥

Omega - 310.30.42.50.01.002 · $5,200

This Omega Speedmaster is a preowned watch from 2021, complete with its original box and warranty. It's currently mounted on an aftermarket leather strap due to the missing original Omega Strap / Buckle / Clasp.

Condition: Preowned
Case size: 40mm diameter
Missing accessories: original Omega Strap / Buckle / Clasp
Shipping details: shipped from Singapore Office

Posted at

Apr 3, 2026, 8:25 AM

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[US] Omega Speedmaster Calibre 321 - Ed White - Black Dial - 39.7mm - 311.30.40.30.01.001 - Full Set

Omega - 311.30.40.30.01.001 · $15,800

This Omega Speedmaster Calibre 321 is a 39.7mm Ed White model featuring a black dial. It comes in full set condition with various accessories.

Condition: pristine with minor hairlines
Case size: 39.7mm diameter
Bracelet condition: pristine

Posted at

Apr 3, 2026, 8:06 AM

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[US] Omega Speedmaster Moonwatch Professional - White Dial - 310.30.42.50.04.001 - Full Set

Omega - 310.30.42.50.04.001 · $8,050

This Omega Speedmaster Moonwatch Professional features a white dial and is in excellent condition.

Condition: pristine condition
Case diameter: 42mm

Posted at

Apr 3, 2026, 8:01 AM

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Omega Speedmaster Date ref. 3212.80.00 40mm | Great Condition (with Box & Serviced) | $2600

Omega - 3212.80.00 · $2,600

The Omega Speedmaster Date ref. 3212.80.00 features a deep blue dial with running seconds, a 30-minute counter, and a 12-hour chronograph totalizer, along with a practical date window at 3 o'clock.

Condition: Great condition
Case size: 40mm diameter
Movement: Omega Calibre 1164, automatic chronograph movement based on the Valjoux 7750 architecture
Bracelet length: up to 19-19.5cm (7.5-7.7 inches)

Posted at

Apr 3, 2026, 12:21 AM

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