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][US] Omega Speedmaster Moonwatch Professional - White Dial - 310.30.42.50.04.001 - Full Set

[US] Omega Speedmaster Moonwatch Professional - White Dial - 310.30.42.50.04.001 - Full Set

This Omega Speedmaster Moonwatch Professional features a white dial and is in excellent condition.

  • Condition: pristine condition
  • Case diameter: 42mm
Posted at
Apr 3, 2026, 8:01 AM
Active
[WTS] Omega Speedmaster Date ref. 3212.80.00 40mm | Great Condition (with Box & Serviced) | $2600

Omega Speedmaster Date ref. 3212.80.00 40mm | Great Condition (with Box & Serviced) | $2600

Omega - 3212.80.00 · $2,600
The Omega Speedmaster Date ref. 3212.80.00 features a deep blue dial with running seconds, a 30-minute counter, and a 12-hour chronograph totalizer, along with a practical date window at 3 o'clock.

  • Condition: Great condition
  • Case size: 40mm diameter
  • Movement: Omega Calibre 1164, automatic chronograph movement based on the Valjoux 7750 architecture
  • Bracelet length: up to 19-19.5cm (7.5-7.7 inches)
Posted at
Apr 3, 2026, 12:21 AM
Active
[WTS]🌕🌒2025 OMEGA Speedmaster Sapphire Like New Full Set🌒🌕

🌕🌒2025 OMEGA Speedmaster Sapphire Like New Full Set🌒🌕

2025 Omega Speedmaster Sapphire full set, like new with complete accessories and a fully linked bracelet.

  • Condition: Like New Excellent
  • Box Set: Full Triple Box Set
  • Bracelet Size: Fully Linked Bracelet
Posted at
Apr 2, 2026, 9:38 PM
Active
[WTS] 2024 Omega Speedmaster Moonwatch Professional White Dial 310.30.42.50.04.001 – Full Set $7,550 Shipped

2024 Omega Speedmaster Moonwatch Professional White Dial 310.30.42.50.04.001 – Full Set $7,550 Shipped

A 2024 Omega Speedmaster Moonwatch Professional with a white dial, featuring a manual-wind chronograph movement and a sapphire crystal.

  • Condition: Mint
  • Case size: 42mm
  • Movement: Manual-wind chronograph (Omega Caliber 3861)
  • Crystal: Sapphire
Posted at
Apr 2, 2026, 6:49 PM
Active
[WTS] Omega Speedmaster Reduced Two Tone - 3310.10 - Stunning Dial - Price Reduced!

Omega Speedmaster Reduced Two Tone - 3310.10 - Stunning Dial - Price Reduced!

Omega - 3310.10 · $2,950
This Omega Speedmaster Reduced Two-Tone features a beautiful dial paired with the classic two-tone configuration on factory omega bracelet, available for sale in good pre-owned condition.

  • Condition: Pre-owned, good condition
  • Size: 39mm diameter
  • Wrist Size: not specified
Posted at
Apr 2, 2026, 1:18 PM
Active
[WTS] Omega Speedmaster Ed White 🔥Brand New March 2026, $15.8k+✈️🔥

Omega Speedmaster Ed White 🔥Brand New March 2026, $15.8k+✈️🔥

Omega - 311.30.40.30.01.001 · $15,800
This Omega Speedmaster Ed White is a brand new watch from March 2026, complete with box and warranty.

  • Condition: Brand New
  • Warranty Period: March 2026
  • Shipping Details: Shipped from Singapore Office with tariffs/duties included in the price
  • Payment Methods: Wire or Credit Card (+4.9% fee)
Posted at
Apr 2, 2026, 1:13 AM
Active
[WTS] Omega Speedmaster Moonwatch Hesalite Ref. 310.32.42.50.01.001 - Full Set + Extras

Omega Speedmaster Moonwatch Hesalite Ref. 310.32.42.50.01.001 - Full Set + Extras

A Omega Speedmaster Moonwatch Professional, ref. 310.32.42.50.01.001, powered by the Co-Axial Master Chronometer Caliber 3861.

  • Condition: Excellent overall condition
  • Crystal material: Hesalite
  • Caliber: Co-Axial Master Chronometer Caliber 3861
Posted at
Apr 1, 2026, 11:48 PM
Active
[WTS] Omega Speedmaster Reduced “Schumacher” – Yellow Dial $2,875

Omega Speedmaster Reduced “Schumacher” – Yellow Dial $2,875

This listing is for a classic 90s racing piece, the yellow dial Schumacher variant of the Omega Speedmaster. The watch features a strong running movement and a clean acrylic crystal with no noticeable scratches or blemishes.

  • Condition: good condition for its age
  • Case Condition: normal wear, some light biting on lugs
  • Bracelet Size: fits a 7" wrist
  • Additional Straps: custom leather strap and several others
Posted at
Apr 1, 2026, 8:42 PM
Active