Omega Speedmaster Speedmaster Professional Moonwatch 3861 Stainless Steel / Black / Sapphire / Calf

Reference 310.32.42.50.01.002

Omega Speedmaster Professional Moonwatch 3861 Stainless Steel / Black / Sapphire / Calf

About this watch

The Omega Speedmaster Professional Moonwatch 3861 is an engineering marvel that combines style with functionality, paying homage to its illustrious past as the first watch worn on the moon. This iconic timepiece boasts a sleek, matte black dial and polished stainless steel case, striking an excellent balance between boldness and subtlety. At its heart lies the Omega caliber 3861, an updated version of the legendary caliber 861/1861, featuring a Co-Axial escapement and silicon balance spring for accuracy and resistance to magnetic fields up to 15,000 gauss. The watch's robust stainless steel construction and sapphire crystal provide a durable exterior and protect the watch face from scratches, while its water resistance of 50 meters ensures it can withstand accidental splashes. With an open case back revealing the intricate movement within, this timepiece showcases Omega's craftsmanship and attention to detail. The Speedmaster is a versatile accessory that adapts effortlessly to any style or occasion, making it a worthy investment for anyone who appreciates the finer things in life.

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MSRP: $7,600

Market Price: $5,422

Key Features

Manual-winding chronograph movement
Master Chronometer Certified
50-meter water resistance
Co-Axial escapement and silicon balance spring
Open case back revealing intricate movement
Robust stainless steel construction with sapphire crystal

Specifications

Brand

Omega

Family

Speedmaster

Model

Speedmaster Professional Moonwatch 3861 Stainless Steel / Black / Sapphire / Calf

Reference

310.32.42.50.01.002

Movement

3861

Movement Features

Small Seconds, Hours, Minutes
Chronograph
Chronometer

Case

Stainless Steel 42mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

Current Listings

Omega Speedmaster Date 3513.30 $2,200

Omega - 3513.30 · $2,200

The Omega Speedmaster Date features a clean sunburst textured silver dial and a classic polished bezel, running on the Omega 1152 automatic chronograph movement.

Condition: Preowned - Good
Box and papers: yes, dated October 2006
Max wrist size: 7.75 inches

Posted at

Apr 27, 2026, 10:40 AM

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Omega Speedmaster 311.30.42.30.01.006 Full Set

Omega - 311.30.42.30.01.006

Full set Omega Speedmaster 311.30.42.30.01.006 for sale.

Full set: yes

Posted at

Apr 27, 2026, 9:29 AM

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Omega Speedmaster Moonwatch Sapphire Sandwich (310.30.42.50.01.002)

Omega - 310.30.42.50.01.002 · $6,200

A 2022 Omega Speedmaster Moonwatch Sapphire Sandwich, described as overall mint condition, with protective stickers on the case and clasp.

Condition: mint condition
Year: 2022
Box And Papers: yes

Posted at

Apr 27, 2026, 8:50 AM

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Omega Speedmaster 38mm Green Dial Diamond 324.18.38.50.60.001 $11,000 Full Set

Omega - 324.18.38.50.60.001 · $11,000

Selling my Omega Speedmaster 38mm with a green dial and diamonds, dated 2024 December.

Condition: Excellent condition, very slight signs of use
Case size: 38mm
Shipping location: Singapore
Shipping duration to us: 4-5 business days

Posted at

Apr 27, 2026, 8:32 AM

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[US] Omega Speedmaster Moonwatch Professional - Reverse Panda - 42mm - 310.30.42.50.01.004 - Full Set - BRAND NEW

Omega - 310.30.42.50.01.004 · $10,800

This Omega Speedmaster Moonwatch Professional is a Reverse Panda model with a 42mm case size.

Condition: Brand new, unworn, and pristine condition
Case size: 42mm
Bracelet condition: Zero hairlines

Posted at

Apr 27, 2026, 8:19 AM

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Omega Speedmaster Professional (310.30.42.50.04.001)

Omega - 310.30.42.50.04.001 · $7,600

This Omega Speedmaster Professional features a white dial on a steel bracelet and comes with boxes, booklet, and warranty card dated 8/19/2025.

Condition: Excellent
Case Size: 42mm diameter
Bracelet Links: all links included
Movement: Manual Caliber 3861

Posted at

Apr 27, 2026, 6:57 AM

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Incredible Vintage 18K Good Omega Speedmaster “Tribute To Astronauts” Ref BA145.022 Unpolished Collector Example!

Omega - BA145.022 · $47,500

This is a rare and historic Omega Speedmaster 'Tribute to Astronauts' ref BA145.022-69, one of only 1014 made in 1969. It features an 18K gold dial, correct maroon bezel, and solid 18K yellow gold case with patina.

Condition: Excellent, unpolished with patina
Case size: 42MM
Diameter: 42MM case diameter
Bracelet length: 7.5 inches

Posted at

Apr 26, 2026, 10:23 PM

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