Omega Speedmaster Speedmaster Professional Moonwatch Moon Flag

Reference 3574.50.00

About this watch

The Omega Speedmaster Professional Moonwatch Moon Flag is a limited-release model that stands out in the vast universe of horology. With its bold design and rich history, it's no wonder that this watch has become a coveted piece for enthusiasts and collectors alike. The black dial, with its striking tachymetric scale, is not just a feast for the eyes but also incredibly practical for measuring speed. Crafted from stainless steel, this timepiece is designed to withstand the rigors of both everyday wear and extraordinary adventures. The Omega caliber 1861 hand-wound movement is a true marvel, known for its reliability and precision. With 18 jewels and a power reserve of 48 hours, it's designed to keep you on time. The chronograph function allows you to measure elapsed time with precision, making it easy to track your timing needs. The watch strikes a balance between presence and wearability, measuring 42 mm in diameter and featuring a stainless steel bracelet that complements its aesthetic while adding to its durability. What truly elevates the Omega Speedmaster Professional Moon Flag is its place in history - as part of the Speedmaster family, it carries the legacy of being the first watch worn on the moon.
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Key Features

  • Limited edition with only one unit available
  • Omega caliber 1861 hand-wound movement with 18 jewels and 48-hour power reserve
  • Chronograph function for precise elapsed time measurement
  • Stainless steel case and bracelet
  • 42 mm diameter and 20 mm lug width
  • 50 meter water resistance
  • Plexi glass crystal
  • Tachymeter bezel

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch Moon Flag
Reference
3574.50.00
Movement
1861
Movement Features
  • Small Seconds, Hours, Minutes
  • Chronograph
Case
Stainless Steel 42mm
Dial Color
Black
Crystal
Plexi
Water Resistance
50

Current Listings

[WTS] Omega Speedmaster 38 Co-Axial Chronograph 324.30.38.50.02.001 Full Set- $3999

Omega Speedmaster 38 Co-Axial Chronograph 324.30.38.50.02.001 Full Set- $3999

Omega - 324.30.38.50.02.001 · $3,999
This Omega Speedmaster 38 Co-Axial Chronograph features a silver dial and is in excellent condition with very minimal wear.

  • Condition: Excellent overall condition, minimal wear
  • Case size: 40mm diameter
  • Bracelet type: Stainless steel
Posted at
Feb 17, 2026, 7:04 AM
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[WTS] Omega Speedmaster Reduced, with two extra uncle bracelets

Omega Speedmaster Reduced, with two extra uncle bracelets

Omega - Speedmaster Reduced · $1,700
This Omega Speedmaster Reduced is a pre-owned watch that comes with two extra bracelets. The original bracelet and Lincoln bracelet may not fit wrists larger than 7 inches, while the US1171 bracelet has all its links.

  • Condition: Pre-owned, possibly polished case (not confirmed)
  • Bracelets included: 3
  • Bracelet sizes: [object Object]
Posted at
Feb 17, 2026, 2:32 AM
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[WTS] 2023 Omega Speedmaster "Blue Side of the Moon" Aventurine Dial - 304.93.44.52.03.002 - Full Set

2023 Omega Speedmaster "Blue Side of the Moon" Aventurine Dial - 304.93.44.52.03.002 - Full Set

Omega - 304.93.44.52.03.002 · $11,250
This Omega Speedmaster Blue Side of the Moon Aventurine features a 44.25mm blue ceramic case with Sedna gold accents, an aventurine glass dial, and Omega's Co-Axial Master Chronometer Caliber 9904 movement.

  • Condition: Very excellent preowned condition
  • Case size: 44.25mm
  • Water resistance: 50m
  • Movement: Omega Co-Axial Master Chronometer Caliber 9904 (manual wind, column-wheel chronograph, METAS certified)
Posted at
Feb 16, 2026, 10:32 PM
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[WTS] Omega Speedmaster Racing 326.30.40.50.01.002 40mm Watch + Full Set

Omega Speedmaster Racing 326.30.40.50.01.002 40mm Watch + Full Set

Omega - 326.30.40.50.01.002 · $2,950
This is a Omega Speedmaster Racing watch that has been well-maintained and comes in excellent condition. The watch features a 40mm diameter case and is accompanied by a full set of accessories.

  • Condition: Excellent
  • Purchase Year: 9 months ago
  • Previous Owner Count: 1
Posted at
Feb 16, 2026, 10:29 PM
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[WTS] 2016 OMEGA Speedmaster "Grey Side Of The Moon" 311.93.44.51.99.001 - Full Set

2016 OMEGA Speedmaster "Grey Side Of The Moon" 311.93.44.51.99.001 - Full Set

Omega - 311.93.44.51.99.001 · $7,599
This is a 2016 Omega Speedmaster Grey Side of the Moon watch featuring a sand-blasted platinum dial, grey ceramic aesthetic and a comfortable grey Omega alligator strap. It has a gorgeous sapphire domed view into the Omega co-axial calibre 9300 movement.

  • Condition: Very excellent pre-owned condition
  • Case Size: 44.25mm diameter
  • Case Material: Gray ceramic (zirconium oxide)
  • Movement: Omega Co-Axial Caliber 9300 (automatic chronograph, column-wheel, ~60-hour power reserve)
Posted at
Feb 16, 2026, 10:24 PM
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[WTS] Omega Speedmaster Moonwatch 42mm Steel Hesalite 310.30.42.50.01.001 Full Set

Omega Speedmaster Moonwatch 42mm Steel Hesalite 310.30.42.50.01.001 Full Set

Omega - 310.30.42.50.01.001 · $5,480
This Omega Speedmaster Moonwatch features a stainless steel case measuring 42mm in diameter, a black dial with Hesalite crystal, and a stainless steel bracelet.

  • Condition: Preowned with some scratches on the case, buckle, and crystal
  • Case dimensions: 42mm diameter
  • Bezel material: Stainless Steel
  • Dial color: Black
Posted at
Feb 16, 2026, 8:18 PM
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[WTS] 2021 Omega Speedmaster Moonwatch 42mm Steel Hesalite 310.30.42.50.01.001 Full Set

2021 Omega Speedmaster Moonwatch 42mm Steel Hesalite 310.30.42.50.01.001 Full Set

Omega - 310.30.42.50.01.001 · $5,675
2021 Omega Speedmaster Moonwatch 42mm Steel Hesalite, a manual wind mechanical watch featuring a stainless steel case and black dial.

  • Condition: Nice Preowned Condition with Some Scratches on the Case and Buckle.
  • Case material: Stainless Steel
  • Case dimensions: 42mm diameter
  • Bezel material: Stainless Steel
Posted at
Feb 16, 2026, 8:14 PM
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[WTS] Omega Speedmaster Racing 44.25, gray dial full kit, new in box. Inner, outer and shipping boxes, all three cards, hang tag and factory stainless bracelet with extra link. Reference number 329.30.44.51.06.001. $8000 shipped in US. New Orleans, LA

Omega Speedmaster Racing 44.25, gray dial full kit, new in box. Inner, outer and shipping boxes, all three cards, hang tag and factory stainless bracelet with extra link. Reference number 329.30.44.51.06.001. $8000 shipped in US. New Orleans, LA

Omega - 329.30.44.51.06.001 · $8,000
This Omega Speedmaster Racing features a gray dial and is sold with a full kit, including inner, outer and shipping boxes, all three cards, hang tag and factory stainless bracelet with extra link.

  • Condition: New in box
  • Country of origin: Switzerland
Posted at
Feb 16, 2026, 6:47 PM
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[WTS] Omega Speedmaster. Moonphase. Gorgeous Dial. Clean.

Omega Speedmaster. Moonphase. Gorgeous Dial. Clean.

Omega - Speedmaster Moonphase · $4,950
This Omega Speedmaster features a 42mm diameter, moonphase display, and blue hands, with very good lume. The watch runs strong and has a very crisp dial.

  • Condition: Clean, runs strong
  • Case Size: 42mm
Posted at
Feb 16, 2026, 6:27 PM
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