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 Racing Chronograph Silver Dial Watch 326.30.40.50.02.001 Complete Set

Omega - 326.30.40.50.02.001 · $5,895

The Omega Speedmaster Racing features a striking silver white dial, bold chronograph hands, and a solid stainless steel case with a modern presence. It comes complete with various accessories and offers precise performance.

Condition: Excellent
Dial color: silver white
Case material: stainless steel
Bracelet material: stainless steel

Posted at

Jan 4, 2026, 6:48 PM

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Omega Speedmaster Quartz LCD – Ref. 186.0009

Omega - 186.0009

Posted at

Jan 4, 2026, 4:03 PM

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Omega. Speedmaster Moonwatch. Anniversary Series Apollo XV. $5350 Only - Steal!

Omega - 311.30.42.30.01.003 · $5,350

This Omega Speedmaster Moonwatch Anniversary Series Apollo XV is a unique stand-out from the rest, featuring concentric rings of red, white, and blue on its seconds track.

Condition: Good condition (7.5/10)
Case Size: 42mm
Dial Color: Black with Blue and Red Accents

Posted at

Jan 4, 2026, 2:30 PM

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Omega Speedmaster Dark Side of the Moon 311.92.44.30.01.001 | Ceramic |FULL SET

Omega - 311.92.44.30.01.001 · $7,850

This Omega Speedmaster Dark Side of the Moon features a full-ceramic case and buckle, in excellent condition.

Condition: Mint, like-new
Material: Full-ceramic case and buckle

Posted at

Jan 4, 2026, 12:48 PM

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20mm Omega Speedmaster Bracelet 1499 / 842 – Production (1996–1998)

Omega - 1499/842 · $550

A high-quality Omega factory bracelet option with excellent build and taper, known among Speedmaster collectors.

Length: 20mm
Production period: 1996-1998

Posted at

Jan 4, 2026, 11:18 AM

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Omega. Speedmaster Moonwatch. Anniversary Series Apollo XV. $5350 Only - Steal!

Omega - 311.30.42.30.01.003 · $5,350

A pre-owned Omega Speedmaster Moonwatch from the Anniversary Series Apollo XV, featuring a 42mm black dial with blue and red accents.

Condition: Good condition (7.5/10)
Bracelet size: fits up to 7.5 inch hand
Price compared to comps: thousands below comparable prices

Posted at

Jan 3, 2026, 9:55 PM

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Omega Speedmaster Professional Moonwatch "Sapphire Sandwich" 310.30.42.50.01.002 Complete Set

Omega - 310.30.42.50.01.002 · $7,995

This Omega Speedmaster Professional Moonwatch 'Sapphire Sandwich' is a direct descendant of the Speedmaster worn during all six Apollo lunar landings, featuring a 42 mm stainless steel case with asymmetrical lugs, black anodized aluminum bezel, and a Master Chronometer certified by METAS.

Condition: Excellent Pre-Owned Condition
Box Papers: Yes, Complete Set
Warranty: Until 2030
Movement: Omega Co-Axial Master Chronometer Calibre 3861

Posted at

Jan 3, 2026, 9:42 PM

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Omega Speedmaster 'Gemini 4' | Day 10/12 | 12 Days of Christmas🎄

Omega - 145.0229 · $5,500

A tribute to the first American spacewalk (Gemini IV, 1965), this Omega Speedmaster commemorates one of humanity's most defining moments of aspiration, capturing the spirit of courage and vision.

Bracelet type: upgraded Omega flat-link
Original bracelet swap available: true
Shipping method: FedEx fully insured

Posted at

Jan 3, 2026, 9:13 PM

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Omega Speedmaster Moonphase Blue Dial 44mm 2024 Box & Papers

Omega - 304.33.44.52.03.001 · $8,250

The Omega Speedmaster Moonphase is a complication-driven take on the iconic Speedmaster, combining a classic chronograph layout with a beautifully executed moonphase display and a deep blue dial.

Condition: Excellent
Size: 44mm diameter
Water Resistance: 100m depth rating
Movement Type: Co-Axial automatic movement

Posted at

Jan 3, 2026, 8:22 PM

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