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] Two Tone Omega Speedmaster Reduced](https://external-preview.redd.it/w8-wkeNiEyq60tpiHd01NbUeHiv47S--7J_gXy0Zgt4.jpeg?auto=webp&s=0fd98a91dd5016c3da476eea514c628806bc4b0b)
Two Tone Omega Speedmaster Reduced
A two-tone Omega Speedmaster Reduced in overall good condition with a white dial, gold subdials, and an 18k gold bezel.
- Condition: Good condition with wear on the case and bezel
- Movement: Cal 1140
- Case size: 39mm diameter

Omega SPEEDMASTER PROFESSIONAL MOONWATCH 3861 WHITE DIAL 2025 WARRANTY FULL SET
This is a new 2025 model Omega Speedmaster Professional Moonwatch with a 42mm stainless steel case and white dial, featuring a manual-winding chronograph movement with co-axial escapement.
- Condition: Excellent Condition
- Movement: 3861 Manual-Winding Chronograph
- Case material: Stainless Steel
- Diameter: 42mm
![[WTS] Omega Speedmaster Automatic MK40 Day Date Ref 3520.53](https://external-preview.redd.it/7nGkjbMhVxrm84CqOK5ux_m_3x-lP765HQ1Dz5Kr_aU.jpeg?auto=webp&s=914f577263d19c6a84251a5d3b5824ad90e22b02)
Omega Speedmaster Automatic MK40 Day Date Ref 3520.53
One of the coolest Speedmaster variants, featured in A Man and His Watch, with a tritium dial and luminova hands.
- Condition: Pre-owned, with wear and dings on the bezel, insert, and case
- Case size: 39mm diameter

Omega Speedmaster Professional Tokyo 2020 522.30.42.30.03.001
This Omega Speedmaster Professional Tokyo 2020 is a high-end watch that comes with its original boxes and books, but no warranty card. It's in excellent condition.
- Condition: Excellent condition
- Box And Papers: includes
- Warranty Card: no
![[WTS] Omega Speedmaster Professional Sapphire 3861](https://external-preview.redd.it/GFyeMHjiQugc7k3v7DpjwLCL0zKQBy4P6cRRNI8ynoc.jpeg?auto=webp&s=ba20feb41ea99b61fea9993fbc3097cd9d62b82c)
Omega Speedmaster Professional Sapphire 3861
A Omega Speedmaster Professional Sapphire Sandwich sold on an OEM rubber strap, also including an unworn leather strap and full kit of original accessories.
- Condition: Excellent preowned
- Strap included: 2
- Case condition: preowned

Omega Speedmaster - First Omega in Space - FOIS - 310.30.40.50.06.001 ( new )
This Omega Speedmaster 3861 Anniversary Series is a brand new First Omega in Space (FOIS) model, reference # 310.30.40.50.06.001, featuring a stainless steel case and Omega 3861 calibre.
- Condition: Brand New / Complete Set
- Case Size: 39.7mm
- Material: Stainless Steel
- Calibre: Omega 3861
![[WTS] White Omega Speedmaster Pro](https://preview.redd.it/8vigxlnkkc6f1.jpg?width=640&crop=smart&auto=webp&s=50e9a6ec643c18bfa7d032ecdc85d3cb870fd824)
White Omega Speedmaster Pro
A white dial Omega Speedmaster Pro comes with a box and card, and has a warranty dated July 2024.
- Box: yes, included
- Card: yes, included
- Warranty: until July 2026
![[WTS] OMEGA Speedmaster Dark Side of the Moon “Black Black”- DSOTM - 311.92.44.51.01.005](https://preview.redd.it/jpel7nirib6f1.jpg?width=640&crop=smart&auto=webp&s=d2afe3ae6f1cc6e1d4ac2e36a6c51af04fdb689e)
OMEGA Speedmaster Dark Side of the Moon “Black Black”- DSOTM - 311.92.44.51.01.005
This is a rare Omega Speedmaster Dark Side of the Moon "Black Black" watch, one of only 56 pieces made in this colorway.
- Condition: Excellent condition, very little signs of wear
- Case Diameter: 44mm
- Band Material:
- Movement Type:
![[WTS] Omega Speedmaster Professional Rubber strap with fold over clasp $500](https://external-preview.redd.it/eJ5kngWdNFHUme9RGEt4LJw0JOBzXsn9IA8DRREab4E.jpeg?auto=webp&s=3da254ad4064ab936f192cbc12f58761d722f866)
Omega Speedmaster Professional Rubber strap with fold over clasp $500
A rubber strap for an Omega Speedmaster Professional, purchased from Omega and used for about two months.
- Condition: Pre-owned with minor damage
- Material: rubber
- Strap Condition: pre-owned
- Damage Description: scratch on the clasp