Omega Speedmaster Speedmaster Professional Moonwatch 3861 Stainless Steel - Sedna Gold / Pink

Reference 310.20.42.50.99.001

Omega Speedmaster Professional Moonwatch 3861 Stainless Steel - Sedna Gold / Pink

About this watch

The Omega Speedmaster Professional Moonwatch 310.20.42.50.99.001 is a stunning blend of tradition and innovation, featuring a unique Sedna Gold and pink finish. Its 42mm stainless steel case and Sedna Gold accents command attention, while the remarkable Omega caliber 3861 movement boasts a co-axial escapement, reducing friction for enhanced accuracy and longevity. Certified by METAS as a Master Chronometer, this watch can resist magnetic fields reaching an impressive 15,000 gauss. The sunburst pink finish adds sophistication, making it perfect for both casual and formal settings.

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Key Features

Omega caliber 3861 movement
42mm stainless steel case
Sedna Gold accents
Co-axial escapement
Master Chronometer certified by METAS
50m water resistance
Chronograph function

Specifications

Brand

Omega

Family

Speedmaster

Model

Speedmaster Professional Moonwatch 3861 Stainless Steel - Sedna Gold / Pink

Reference

310.20.42.50.99.001

Movement

3861

Movement Features

Small Seconds, Hours, Minutes
Chronograph
Chronometer

Case

42mm

Dial Color

Pink

Crystal

Sapphire

Water Resistance

Current Listings

Omega Speedmaster “Silver Snoopy Award” 50th Anniversary Unworn (2024)

Omega - 310.32.42.50.02.001 · $15,400

A 2024 Omega Speedmaster Silver Snoopy Award 50th Anniversary, a highly collectible modern Speedmaster celebrating NASA's Silver Snoopy Award.

Condition: New / Unworn
Case size: 42mm diameter
Movement: Omega Co-Axial Master Chronometer Caliber 3861
Strap material: Blue nylon

Posted at

Mar 7, 2026, 10:20 PM

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OMEGA Speedmaster 38 Co-Axial Chronograph Men's Watch - 324.30.38.50.02.001

OMEGA - 324.30.38.50.02.001 · $2,100

A Omega Seamaster watch, sold as new with original accessories and warranty cards.

Condition: Pre-owned with minor wear marks on bracelet
Purchase location: Goldsmiths
Includes original accessories: yes

Posted at

Mar 7, 2026, 10:18 PM

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Omega Speedmaster 3570.50-$4200

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A Omega Speedmaster in good condition, comes with original bracelet and forstner.

Condition: good
Seller Type: established eBay account
Additional Items: eBay authentication card, original bracelet, forstner

Posted at

Mar 7, 2026, 10:12 PM

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Omega Speedmaster Moonwatch Professional Sapphire 3861 (310.30.42.50.01.002) – 2025 Full Set – $6350

Omega - 310.30.42.50.01.002 · $6,350

This Omega Speedmaster Moonwatch Professional features the Master Chronometer Calibre 3861, a manual wind movement with 50-hour power reserve and anti-magnetic to 15,000 gauss. The watch has a 42mm stainless steel case and black stepped dial.

Condition: Excellent overall condition, light signs of wear on the bracelet and clasp
Movement: Omega Co-Axial Master Chronometer Calibre 3861 (manual wind, 50-hour power reserve, anti-magnetic to 15,000 gauss)
Case size: 42mm
Water resistance: 50m

Posted at

Mar 7, 2026, 9:44 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 · $5,250

This Omega Speedmaster Moonwatch presents beautifully in full steel, showcasing a strong and sharp case with thick lugs that retain their original shape.

Condition: Serviced with minor polishing in the past
Diameter: 42mm
Year: 1969
Movement: 861 caliber movement

Posted at

Mar 7, 2026, 9:26 PM

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(Reserved) Omega Speedmaster Broad Arrow

Omega - Speedmaster Broad Arrow

A 2000s Omega Speedmaster broad arrow in excellent condition, running well.

Condition: pristine condition
Year of manufacture: early 2000’s

Posted at

Mar 7, 2026, 8:55 PM

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Omega Speedmaster ’57 Black Dial (2024) - excellent condition - $5750

Omega - 332.10.41.51.01.001 · $5,750

A modern interpretation of the original 1957 Speedmaster with a black dial, Broad Arrow hands, and a slimmer case. The watch features a manual wind Co-Axial Master Chronometer movement and has a water resistance of 50m.

Condition: excellent
Case Size: 40.5mm diameter
Thickness: ~12.99 mm
Movement Type: manual wind, Co-Axial Master Chronometer

Posted at

Mar 7, 2026, 6:00 PM

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Omega Speedmaster Moonphase Chrono 18k Sedna Gold & Steel 304.23.44.52.13001 B&P

Omega - 304.23.44.52.13001 · $10,195

This Omega Speedmaster Moonphase Chrono features a brown sun-brushed dial with diamond polished indexes and hands, accurate moonphase indication, and Ceragold tachymeter scale.

Movement: Meta certified Co-Axial Master Chronometer 9904
Case material: Stainless steel-18K Sedna gold
Diameter: 44.25 mm

Posted at

Mar 7, 2026, 4:19 PM

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Omega Speedmaster Professional Moonwatch Full Steel Yellow Patina Original Step Tritium Dial (Unpolished)

Omega - 145.022-69 · $5,235

This Omega Speedmaster Professional Moonwatch is a strong example of the highly regarded reference 145.022-69, featuring a razor-sharp case and crisp edges with excellent overall definition.

Condition: Unpolished, original condition
Size: 42mm
Year: 1969
Bezel condition: Signs of age and light fading

Posted at

Mar 7, 2026, 2:44 PM

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