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 3510.12 “Schumacher” Yellow Dial

Omega Speedmaster 3510.12 “Schumacher” Yellow Dial

Omega - 3510.12 · $3,450
This Omega Speedmaster 3510.12 'Schumacher' Yellow Dial is an iconic collector's set with a yellow dial, making it perfect for summer and a standout on wrist.

  • Condition: Excellent condition
  • Case size: 39mm
  • Movement: Automatic chronograph (cal. 3220)
  • Bracelet type: Original bracelet with extra links
Posted at
Apr 1, 2026, 7:48 PM
Active
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[WTS] Omega SpeedMaster 38 324.30.38.50.02.001 Complete Set Excellent Condition

Omega SpeedMaster 38 324.30.38.50.02.001 Complete Set Excellent Condition

Omega - 324.30.38.50.02.001 · $4,998
The Omega Speedmaster 38 offers a refined, modern take on the legendary Speedmaster design, combining classic chronograph heritage with a more versatile and wearable case size.

  • Condition: Excellent Condition
  • Case Size: 38mm
  • Dial Color: silver
  • Movement: Co-Axial Caliber 3330 automatic chronograph movement
Posted at
Apr 1, 2026, 6:25 PM
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[WTS] 2025 LNIB Omega Speedmaster Dark Side Of The Moon "Pitch Black" Full Set

2025 LNIB Omega Speedmaster Dark Side Of The Moon "Pitch Black" Full Set

Omega - Speedmaster Dark Side Of The Moon Pitch Black · $7,500
A 2025 Omega Speedmaster Dark Side Of The Moon 'Pitch Black' is being sold with full set box and papers.

  • Condition: Like-new
  • Year: 2025
  • Box And Papers: Full set
  • Seller Experience: 4 confirmed deals
Posted at
Apr 1, 2026, 5:08 PM
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[WTS] Omega Speedmaster 3513.20 Chrnograph Olympic Special Edition Blue Red Hands |Good conditon| Serviced| Full Box Paper Tag| 2300$

Omega Speedmaster 3513.20 Chrnograph Olympic Special Edition Blue Red Hands |Good conditon| Serviced| Full Box Paper Tag| 2300$

Omega - 3513.20 · $2,300
This Omega Speedmaster 3513.20 Chrnograph Olympic Special Edition features a white dial with red and blue hands, making it an eye-catching piece.

  • Condition: Used Good Condition
  • Case size: 39mm diameter
  • Crystal material: Sapphire
  • Lug width: 20mm
Posted at
Apr 1, 2026, 10:57 AM
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[WTS] OEM OmegaSpeedmaster Moonwatch Black Rubber Strap and Deployant Clasp - $450

OEM OmegaSpeedmaster Moonwatch Black Rubber Strap and Deployant Clasp - $450

Omega - 032Z017245 · $450
Additional rubber strap and deployant clasp for the Omega Speedmaster, purchased direct from an Omega boutique.

  • Material: black rubber
  • Deployment type: deployant clasp
Posted at
Apr 1, 2026, 10:15 AM
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[WTS] Omega Speedmaster White Dial Moonwatch 3861 — Full Kit, Boutique Dated 11/2024, On Bracelet, $7400

Omega Speedmaster White Dial Moonwatch 3861 — Full Kit, Boutique Dated 11/2024, On Bracelet, $7400

Omega - 310.30.42.50.04.001 · $7,400
A white dial Omega Speedmaster Professional Moonwatch with a manual-wind charm and step dial, featuring a brighter and sharper look than the standard black dial.

  • Condition: Very good overall with honest light wear from normal careful use
  • Diameter: 42mm
  • Bracelet type: With push-button micro-adjust introduced in 2023
Posted at
Apr 1, 2026, 9:57 AM
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[WTS] OEM Omega Speedmaster Bracelet 3861 Full links (20mm) Excellent Conditions

OEM Omega Speedmaster Bracelet 3861 Full links (20mm) Excellent Conditions

Omega - 3861 · $680
For sale is an OEM Omega Speedmaster bracelet for the 3861 model, featuring the updated taper and improved comfort of the newer generation.

  • Condition: Excellent overall condition
  • Lug-width: 20mm
  • Material: Stainless steel
  • Clasp-type: Updated Omega clasp with micro-adjustment
Posted at
Apr 1, 2026, 7:51 AM
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[WTS] Incredible Vintage 18K Gold Omega Speedmaster “Tribute to Astronauts” ref BA145.022 Unpolished Collector Example!

Incredible Vintage 18K Gold Omega Speedmaster “Tribute to Astronauts” ref BA145.022 Unpolished Collector Example!

Omega - BA145.022 · $48,500
This is a vintage 18K gold Omega Speedmaster 'Tribute to Astronauts' ref BA145.022, one of only 1014 made in 1969. It features an 18K gold dial, onyx hour markers, and a 42MM solid 18K yellow gold case with a correct DON maroon bezel.

  • Condition: Excellent, unpolished collector's example with patina
  • Case size: 42mm
  • Bezel type: DON (dot over 90) maroon bezel
  • Bracelet length: 7.5 inches
Posted at
Mar 31, 2026, 9:21 PM
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[WTS] 2026 Omega Speedmaster “Milano Cortina” 522.30.38.50.04.002 *7495 SHIPPED*

2026 Omega Speedmaster “Milano Cortina” 522.30.38.50.04.002 *7495 SHIPPED*

Omega - 522.30.38.50.04.002 · $7,495
The Omega Speedmaster Milano Cortina 2026 is a 38mm stainless steel watch with a blue bezel, blending iconic Speedmaster heritage with modern proportions.

  • Condition: Brand New
  • Case size: 38mm diameter
  • Movement type: automatic chronograph
Posted at
Mar 31, 2026, 8:44 PM
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