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
50

Current Listings

[WTS] Omega Speedmaster Professional Moonwatch – Ref. 310.30.42.50.01.001 – Excellent Condition – 2022 - $5,399 🔥🔥🔥

Omega Speedmaster Professional Moonwatch – Ref. 310.30.42.50.01.001 – Excellent Condition – 2022 - $5,399 🔥🔥🔥

This Omega Speedmaster Professional Moonwatch features the iconic Hesalite crystal and manual-wind Master Chronometer movement 3861. It's in excellent condition with only extremely light signs of wear and is running strong with warranty left for peace of mind.

  • Condition: Excellent, minimal hairline scratches.
  • Case Size: 42mm
  • Movement: Manual-wind Co-Axial Master Chronometer (Cal. 3861)
  • Crystal: Hesalite
Posted at
May 8, 2026, 9:28 PM
Active
[WTS] Omega OEM Integrated Speedmaster Moonwatch Rubber Strap with Aftermarket  Clasp - (Strap Backordered thru Omega)-  $275 shipped

Omega OEM Integrated Speedmaster Moonwatch Rubber Strap with Aftermarket Clasp - (Strap Backordered thru Omega)- $275 shipped

Omega - 032Z017245 · $275
A black Omega rubber strap designed for the Speedmaster Professional, made from OEM materials and featuring an aftermarket clasp.

  • Condition: Very Good
  • Material: rubber
  • Lug size compatibility: 20mm
Posted at
May 8, 2026, 8:10 PM
Active
[WTS] Omega Speedmaster Reduced Sapphire - Ref. 3539.50 - Serviced by Omega - Full Set

Omega Speedmaster Reduced Sapphire - Ref. 3539.50 - Serviced by Omega - Full Set

Omega - 3539.50 · $3,950
Up for sale is my Omega Speedmaster Reduced in ref. 3539.50 — the 39mm automatic variant of the Speedmaster family with the sapphire crystal.

  • Condition: Excellent
  • Case size: 39mm
  • Movement type: automatic
Posted at
May 8, 2026, 7:57 PM
Active
[WTS] Omega OEM Integrated Speedmaster Moonwatch Rubber Strap with OEM Clasp - (Backordered thru Omega) $550 shipped

Omega OEM Integrated Speedmaster Moonwatch Rubber Strap with OEM Clasp - (Backordered thru Omega) $550 shipped

Additional Details: Ref: STZ007387 Omega OEM stainless steel deployant clasp (16mm) Designed for the Omega Speedmaster Professional with 20mm lugs.

  • Condition: Very Good
  • Lug size: 20mm
  • Clasp type: 16mm stainless steel deployant clasp
Posted at
May 8, 2026, 7:55 PM
Active
[WTS] OMEGA Speedmaster "Dark Side of the Moon" Apollo 8 Ref. 311.92.44.30.01.001 + Apollo 8 Gen2 Strap + Deployant Clasp - ULTIMATE SET! 🔥$8,600🔥 [PRICED TO SELL]

OMEGA Speedmaster "Dark Side of the Moon" Apollo 8 Ref. 311.92.44.30.01.001 + Apollo 8 Gen2 Strap + Deployant Clasp - ULTIMATE SET! 🔥$8,600🔥 [PRICED TO SELL]

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

  • Condition: UNWORN
  • Movement: Calibre 1869
  • Case material: black ceramic
  • Diameter: 44.25mm
Posted at
May 8, 2026, 7:34 PM
Active
[WTS] Omega Speedmaster Professional Ref. 145.012-67 SP. Pre-Moon Full Collector's Set!

Omega Speedmaster Professional Ref. 145.012-67 SP. Pre-Moon Full Collector's Set!

Omega - 145.012-67 · $17,000
This Omega Speedmaster Professional Ref. 145.012-67 SP is a Pre-Moon Speedmaster in its final and most desirable form. It's a full set with the original Omega box and international guarantee papers dated August 22, 1968.

  • Condition: Pre-owned, with signs of wear consistent with age
  • Movement: Caliber 321 (Serial 26.xxx.xxx)
  • Case size: 42mm diameter
  • Bracelet type: 1039/516 flat-link-style
Posted at
May 8, 2026, 5:41 PM
Active
[WTS] Omega. Speedmaster. Date Chrono. Great Condition. $1849 Only

Omega. Speedmaster. Date Chrono. Great Condition. $1849 Only

Omega - 3513.50 · $1,849
A Omega Speedmaster Date Chrono in great condition, featuring a 39mm case.

  • Condition: 9/10
  • Bracelet length: ~6.75 inch
  • Case size: 39mm
Posted at
May 8, 2026, 3:31 PM
Active
[WTS] Omega. Speedmaster. Reverse Panda. $1849 Only

Omega. Speedmaster. Reverse Panda. $1849 Only

Omega - Speedmaster · $1,849
A well-maintained Omega Speedmaster, also known as a Reverse Panda, available for sale. The watch features a 39mm diameter and is on its original OEM bracelet.

  • Condition: 9/10
  • Bracelet size: 39mm diameter
  • Wrist fit: ~7inch
Posted at
May 8, 2026, 3:25 PM
Active
[WTS] 2021 SERVICED Omega Speedmaster Apollo 8 Dark Side of the Moon 311.92.44.30.01.001 B&P

2021 SERVICED Omega Speedmaster Apollo 8 Dark Side of the Moon 311.92.44.30.01.001 B&P

The Omega Speedmaster Dark Side of the Moon Apollo 8 is one of the most striking modern Speedmasters — full black ceramic, skeleton dial, and a movement laser-engraved to look like the lunar surface. The yellow accents give it that bold, mission-ready look you can spot across the room.

  • Condition: Good condition with very few signs of wear, mainly on the leather strap
  • Case Size: 44.25mm
  • Movement Caliber: Omega Calibre 1861
  • Power Reserve: 48 hours
Posted at
May 8, 2026, 3:05 PM
Active