Omega Speedmaster Speedmaster Professional Moonwatch 3861 Canopus Gold - Rainbow / Silver - Rainbow / Bracelet

Reference 310.55.42.50.52.002

Omega Speedmaster Professional Moonwatch 3861 Canopus Gold - Rainbow / Silver - Rainbow / Bracelet

About this watch

The Omega Speedmaster Professional Moonwatch 310.55.42.50.52.002 is a legendary timepiece that combines stunning aesthetics with advanced horological technology. This manual-winding chronograph movement boasts exceptional precision and reliability, featuring a co-axial escapement and silicon balance spring. The watch's luxurious materials, including Canopus gold and gem-set bezel, add a sophisticated touch. With its water resistance of 50 meters, this watch is perfect for everyday adventures. The Speedmaster series is Omega's flagship line, known for its association with space exploration, making it a worthy investment for collectors and enthusiasts.
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Key Features

  • Omega caliber 3861 movement
  • Canopus gold case and bezel
  • Gem-set indexes and rainbow accents
  • Chronograph function with co-axial escapement
  • Silicon balance spring for exceptional reliability
  • Water resistance of 50 meters

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch 3861 Canopus Gold - Rainbow / Silver - Rainbow / Bracelet
Reference
310.55.42.50.52.002
Movement
3861
Movement Features
  • Small Seconds, Hours, Minutes
  • Chronograph
  • Chronometer
Case
White Gold 42mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] 1972 Omega Speedmaster Mark 3 Automatic Ref. 176.002 | $2,300

1972 Omega Speedmaster Mark 3 Automatic Ref. 176.002 | $2,300

Omega - 176.002 · $2,300
The Omega Speedmaster Mark 3 is an important piece of history for Omega, featuring an automatic movement and date display. The watch has a stainless steel case with a mineral crystal and measures 41 x 51.6mm in size.

  • Condition: Good, with some scratches on the case and aging on the dial
  • Case Size: 41 x 51.6mm diameter
  • Thickness: 16.5mm
  • Crystal: Mineral
Posted at
Jun 13, 2025, 11:48 AM
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[WTS][US] Omega Speedmaster Chronoscope - White Panda Dial - 43mm - 329.30.43.51.02.002 - Full Set

[US] Omega Speedmaster Chronoscope - White Panda Dial - 43mm - 329.30.43.51.02.002 - Full Set

Omega - 329.30.43.51.02.002 · $6,050
Up for sale is an Omega Speedmaster Chronoscope - White Panda Dial - 43mm that functions perfectly mechanically, without issue.

  • Condition: Fantastic condition with minor hairlines
  • Case size: 43mm diameter
Posted at
Jun 13, 2025, 8:24 AM
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[WTS] Omega Speedmaster Moonwatch Professional White Sapphire Sandwich 42mm - 310.30.42.50.04.001

Omega Speedmaster Moonwatch Professional White Sapphire Sandwich 42mm - 310.30.42.50.04.001

Omega - 310.30.42.50.04.001 · $7,692
This Omega Speedmaster Moonwatch Professional White Sapphire Sandwich is a 42mm stainless steel watch with white sapphire sandwich dial and features the Master Chronometer certification.

  • Condition: MINT condition, like new
  • Material: Stainless Steel
  • Size: 42mm diameter
  • Included With Warranty: true
Posted at
Jun 13, 2025, 2:16 AM
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[WTS] 2023 Omega Speedmaster Moonwatch Professional Chrono (Sapphire)(S.S.)(REF 31030425001002)

2023 Omega Speedmaster Moonwatch Professional Chrono (Sapphire)(S.S.)(REF 31030425001002)

Omega - 31030425001002 · $6,200
  • Material: sapphire crystal, stainless steel
Posted at
Jun 12, 2025, 10:11 PM
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[WTS] omega speedmaster 145022-76 - long bracelet, perfect dial and unpolished case. Cal. 861 - no trades. $5400 shipped

omega speedmaster 145022-76 - long bracelet, perfect dial and unpolished case. Cal. 861 - no trades. $5400 shipped

Omega - 145022-76 · $5,400
A Omega Speedmaster 145022-76 with a long bracelet and unpolished case, featuring Cal. 861.

  • Bracelet length: long
  • Dial condition: perfect
  • Case condition: unpolished
Posted at
Jun 12, 2025, 5:56 PM
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[WTS] OMEGA Speedmaster Professional Apollo 11 L.E. $4,299

OMEGA Speedmaster Professional Apollo 11 L.E. $4,299

Omega - 3560.50.00 · $4,299
The Omega Speedmaster Professional Moonwatch 30th anniversary Apollo XI is a limited edition of 9,999 pieces, introduced in 1999 to commemorate the 30th anniversary of the Apollo 11 mission. This watch features a special caseback with an Apollo 11 patch engraving and is powered by a hand-wound Omega cal. 1861 movement.

  • Condition: Excellent pre-owned condition
  • Lug width: 20mm
  • Lug-to-lug: 48.2mm
  • Case size: 42 mm
Posted at
Jun 12, 2025, 4:08 PM
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[WTS] 2024 Omega Speedmaster Moonwatch Professional 310.30.42.50.01.002 “Sapphire Sandwich”

2024 Omega Speedmaster Moonwatch Professional 310.30.42.50.01.002 “Sapphire Sandwich”

Omega - 310.30.42.50.01.002 · $5,999
The watch being listed is a 2024 Omega Speedmaster Moonwatch Professional in the 310.30.42.50.01.002 'Sapphire Sandwich' model.

  • Condition: Pre-owned with slight wear
  • Bracelet type: non-quick adjust
  • Service history: unknown
  • Accuracy: +3 s/d (seconds/minute)
Posted at
Jun 12, 2025, 3:23 PM
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[WTS] Omega FOIS Speedmaster 310.30.40.50.06.001

Omega FOIS Speedmaster 310.30.40.50.06.001

Posted at
Jun 12, 2025, 2:42 PM
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[WTS] 1997 Omega Speedmaster 'Gemini V' LE of 150 PCS (Ref. 345.0022)

1997 Omega Speedmaster 'Gemini V' LE of 150 PCS (Ref. 345.0022)

Omega - 345.0022 · $7,999
This Omega Speedmaster 'Gemini V' LE watch commemorates the NASA Gemini V mission, featuring a unique design with a NASA mission patch in the 9 o'clock sub-dial.

  • Condition: Excellent/like new
  • Case Size: 42mm
  • Bracelet Type: Omega 1499 bracelet
  • Bracelet End Pieces: 842
Posted at
Jun 12, 2025, 11:13 AM
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