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] Discontinued Omega Speedmaster Moonshine Apollo 11 50th Anniversary 🔥Brand New Old Stock 2019 Complete, $39k+✈️🔥

Discontinued Omega Speedmaster Moonshine Apollo 11 50th Anniversary 🔥Brand New Old Stock 2019 Complete, $39k+✈️🔥

Omega - 310.60.42.50.99.001 · $39,000
The Omega Speedmaster Moonshine Apollo 11 50th Anniversary is a special modern Speedmaster created to commemorate the 50th anniversary of the Apollo 11 moon landing. It features a 42mm case and bracelet crafted from Omega's proprietary 18k Moonshine gold, giving it a warmer tone compared to traditional yellow gold.

  • Condition: Brand New Condition
  • Case diameter: 42mm
  • Material: 18k Moonshine gold
  • Bracelet material: Omega's proprietary 18k Moonshine gold
Posted at
Mar 31, 2026, 11:00 AM
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[WTS] Omega Speedmaster Reduced 3510.50 Mint Full Set $3200

Omega Speedmaster Reduced 3510.50 Mint Full Set $3200

Omega - 3510.50 · $3,200
For sale is a beautiful Omega Speedmaster Reduced 3510.50 from 1998 in really mint condition. The watch has a stainless steel case measuring 39mm, with a specific Speedmaster case and twisted lugs.

  • Condition: Mint
  • Case size: 39mm diameter
  • Movement: automatic Omega caliber 3220 (ETA 2890-2 with Dubois-Depraz chronograph module)
  • Bracelet links included: 3 spare
Posted at
Mar 31, 2026, 8:54 AM
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[WTS] Omega Speedmaster Professional Moonwatch

Omega Speedmaster Professional Moonwatch

Omega - 310.30.42.50.01.001 · $5,950
The Omega Speedmaster Professional Moonwatch Ref. 310.30.42.50.01.001 is one of the most iconic chronographs ever produced, blending timeless design with Omega's latest Master Chronometer technology.

  • Condition: Very good overall condition
  • Case diameter: 42mm
  • Movement: Omega Co-Axial Master Chronometer Caliber 3861
  • Power reserve: 50-hour
Posted at
Mar 31, 2026, 12:06 AM
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[WTS] 2025 Omega Speedmaster Professional White Dial 310.30.42.50.04.001 – Full Set $7,650 Shipped

2025 Omega Speedmaster Professional White Dial 310.30.42.50.04.001 – Full Set $7,650 Shipped

Omega - 310.30.42.50.04.001 · $7,650
A 2025 Omega Speedmaster Professional featuring a highly sought-after white dial, keeping the classic design while adding a striking lacquered white dial for a fresh, high-contrast look. Powered by Omega’s Co-Axial Master Chronometer Caliber 3861, this watch delivers exceptional accuracy, anti-magnetic resistance, and reliability.

  • Condition: Excellent (pre-owned, minimal wear)
  • Case size: 42mm
  • Case material: Stainless steel
  • Movement type: Manual wind (Omega Caliber 3861)
Posted at
Mar 30, 2026, 10:37 PM
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[WTS] Omega Speedmaster Ref. 310.30.42.50.01.004 Reverse Panda

Omega Speedmaster Ref. 310.30.42.50.01.004 Reverse Panda

Omega - 310.30.42.50.01.004 · $10,800
This Omega Speedmaster Reverse Panda is a stunning watch that works for casual, daily wear, or dressed up occasions due to its classic design and beautiful dial contrast.

  • Condition: Brand New In Box (BNIB)
  • Case size: 42mm diameter
Posted at
Mar 30, 2026, 8:12 PM
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[WTS] Omega Speedmaster Professional 42MM “Reverse Panda” - Ref 310.30.42.50.01.004 (NEW & UNWORN 3/2026 COMPLETE SET)

Omega Speedmaster Professional 42MM “Reverse Panda” - Ref 310.30.42.50.01.004 (NEW & UNWORN 3/2026 COMPLETE SET)

Omega - 310.30.42.50.01.004 · $10,250
This listing is for a new and unworn Omega Speedmaster Professional 'Reverse Panda' watch with all original packaging.

  • Condition: New, unworn
  • Warranty expiration date: 03/12/2029
  • Included items: Outer sleeve,Outer box,Inner box,All cards,x2 manuals,AD shipping coffin,Serialized hangtag,UPC Sticker,Microfiber,Travel case
Posted at
Mar 30, 2026, 5:59 PM
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[WTS] Omega Speedmaster 57 Co-Axial 331.20.42.51.01.002 - $6200

Omega Speedmaster 57 Co-Axial 331.20.42.51.01.002 - $6200

Omega - 331.20.42.51.01.002 · $6,200
a Omega Speedmaster 57 Co-Axial is for sale

  • Case size: 42mm diameter
  • Movement: Co-Axial
Posted at
Mar 30, 2026, 1:30 PM
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[WTS] Omega Speedmaster Professional Moonwatch Full Steel Yellow Patina Original Step Tritium Dial (Unpolished)

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

Omega - 145.022-69 · $5,235
  • Condition: Unpolished, all-original condition
  • Case Size: 42mm diameter
  • Year: 1969
  • Dial Type: Black tritium step dial with yellow patina
Posted at
Mar 30, 2026, 12:16 PM
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[WTS] Omega Speedmaster Reduced 3510.50 Omega Buckle

Omega Speedmaster Reduced 3510.50 Omega Buckle

Omega - 3510.50 · $2,250
For sale is an Omega Speedmaster Reduced in great condition, the crystal and case hardly have any wear on them, The dial has some nice patina that has aged on it and the strap and clasp have some wear on them.

  • Condition: Great condition, minor wear on strap and clasp
  • Case condition: hardly any wear
  • Crystal condition: hardly any wear
Posted at
Mar 30, 2026, 10:46 AM
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