Omega Speedmaster Speedmaster Professional Moonwatch 3861 Moonshine Gold / Green

Reference 310.63.42.50.10.001

About this watch

The Omega Speedmaster Professional Moonwatch 3861 Moonshine Gold / Green is a remarkable piece of horology that blends luxury, functionality, and a storied legacy. This timepiece not only pays homage to the brand's legendary association with space exploration but also introduces cutting-edge technology and luxurious materials. The round case with a diameter of 42.00 mm and height of 13.18 mm is a comfortable fit for various wrist sizes, while the ceramic bezel with a tachymeter scale nods to its chronograph capabilities. The manual-winding chronograph movement features a co-axial escapement and silicon balance spring, offering exceptional precision and reliability. With a water resistance of up to 50 meters, this watch can handle everyday occurrences like washing your hands or getting caught in the rain. Its stunning aesthetics, versatility, and rich history make it a worthy addition to any collection.

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MSRP: $30,200

Market Price: $19,309

Key Features

Omega caliber 3861 manual-winding chronograph movement
Master Chronometer certification by METAS
Co-axial escapement and silicon balance spring for exceptional precision and reliability
50-hour power reserve with no daily winding required
Ceramic and Moonshine Gold materials for durability and luxury
Green sunburst dial finish for a captivating look
Scratch-resistant sapphire crystal for protection

Specifications

Brand

Omega

Family

Speedmaster

Model

Speedmaster Professional Moonwatch 3861 Moonshine Gold / Green

Reference

310.63.42.50.10.001

Movement

3861

Movement Features

Small Seconds, Hours, Minutes
Chronograph
Chronometer

Case

42mm

Dial Color

Green

Crystal

Sapphire

Water Resistance

Current Listings

2024 Omega Speedmaster Professional Moonwatch Hesalite 310.30.42.50.01.001 – Full Set + Extras – $5,500 Shipped

Omega - 310.30.42.50.01.001 · $5,500

A 2024 Omega Speedmaster Professional Moonwatch Hesalite, featuring the classic configuration with a modern movement and updated bracelet.

Condition: Great (signs of wear)
Movement: Manual-wind chronograph (Omega Caliber 3861, Master Chronometer)
Case size: 42mm
Crystal: Hesalite

Posted at

Feb 4, 2026, 12:29 PM

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Selling my Omega Speedmaster Professional Moonwatch Hesalite 311.33.42.30 with big box asking $3999 CONUS + shipping

Omega - Speedmaster Professional Moonwatch Hesalite 311.33.42.30 · $3,999

Recently purchased Omega Speedmaster Professional Moonwatch Hesalite, in good condition, with a beautifully repaired leather strap. The watch runs well and keeps time accurately.

Condition: good condition, minor damage on leather strap
Leather strap condition: minor damage with visible repair
Strap included: no

Posted at

Feb 4, 2026, 12:26 PM

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Omega Speedmaster ref. 310.30.42.50.1.001. Super nice condition, watch only. Fully linked and running perfectly. $4900 shipped conus.

Omega - 310.30.42.50.1.001 · $4,900

A well-maintained Omega Speedmaster in excellent working order, fully linked.

Condition: super nice condition, watch only

Posted at

Feb 3, 2026, 10:29 PM

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Omega Speedmaster Professional MOONPHASE! - 3575.20 - $3,999 Shipped!

Omega - 3575.20 · $3,999

A Omega Speedmaster Professional with a moonphase function is being sold.

Model type: Speedmaster Professional
Functionality: Moonphase

Posted at

Feb 3, 2026, 8:32 PM

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Omega Speedmaster Reduced Black Mother of Pearl - Full Serviced! - $2,999 Shipped!

Omega - Speedmaster Reduced · $2,999

This Omega Speedmaster Reduced Black Mother of Pearl is a watch that features a unique mother-of-pearl dial. It has been fully serviced.

Serviced: true

Posted at

Feb 3, 2026, 8:13 PM

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2007 Omega Speedmaster Date - $2,199

Omega - 3210.50 · $2,199

An Omega Speedmaster Date Chronograph ref. 3210.50 from 2007, featuring a black dial and tachymeter bezel in stainless steel.

Condition: Good overall condition, signs of wear
Serial Number: 81.6M (circa 2007)
Dial Color: Black
Bezel Type: Tachymeter

Posted at

Feb 3, 2026, 7:52 PM

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Omega Speedmaster 3520.50 Triple Calendar Mk40 Cosmos - Box & Paper - $1999 SHIPPED

Omega - 3520.50 · $1,999

This Omega Speedmaster Triple Calendar Mk40 Cosmos features a 39mm case size, black dial, and bezel, powered by the Omega 1151 Caliber. It has a day, date, and month function.

Condition: Fair user condition
Case size: 39mm
Lug-to-lug: 44.75mm
Bracelet size: fits up to 6.75"

Posted at

Feb 3, 2026, 6:46 PM

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Omega Speedmaster Professional Moonwatch Full Steel 145.022-69 Ghost Bezel Yellow Patina Step Dial 1969 (Serviced) 🔥

Omega - 145.022-69 · $5,425

This Omega Speedmaster Moonwatch presents beautifully in full steel, showcasing a strong and sharp case with thick lugs that retain their original shape. The step dial displays a warm yellow patina across the hour markers and matching hands, creating a cohesive vintage appeal. The tritium lume remains reactive under UV light.

Condition: Serviced, lightly polished case
Size: 42mm diameter
Year: 1969
Movement: 861 caliber, professionally serviced

Posted at

Feb 3, 2026, 5:56 PM

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