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

Current Listings

2025 OMEGA Speedmaster Moonwatch Pro White 310.30.42.50.04.001 Full Set Price Reduced

OMEGA - 310.30.42.50.04.001 · $7,549

This classic Omega Speedmaster Moonwatch Pro features a white dial and comes with a full set, including boxes, cards, manuals, cleaning cloth, extra links, hang tag, and original receipt.

Condition: Very good condition with minor scratch on the case
Msrp: $9,100
Year: 2025
Diameter: 40.5mm

Posted at

Feb 10, 2026, 1:20 PM

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Omega Speedmaster Pro Sapphire

Omega - 310.30.42.50.01.002 · $5,800

A classic Omega Speedmaster Pro Sapphire in a 42mm Black model.

Condition: Great shape with light surface marks on bracelet
Case size: 42mm diameter
Thickness: 13.18 mm
Movement: Omega 3861

Posted at

Feb 10, 2026, 12:52 PM

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Omega Speedmaster Reduced two-tone

This Omega Speedmaster Reduced is a 39mm two-tone watch with 18k gold details. It runs within +7 seconds per day and has a perfectly working chronograph.

Posted at

Feb 10, 2026, 5:01 AM

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Omega Speedmaster Professional Moonwatch Full Set

Omega - 310.30.42.50.01.001 · $10,900

A timeless and iconic Omega Speedmaster Professional Moonwatch in its traditional hesalite configuration.

Condition: Very good overall condition with very light cosmetic marks on the hesalite crystal.
Case size: 42mm
Crystal type: Hesalite

Posted at

Feb 10, 2026, 1:22 AM

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Omega Speedmaster Legend Schumacher ref 3506.61 PRICE DROP

Omega - 3506.61.00 · $3,900

This is a clean example of the Omega Speedmaster Legend Schumacher reference 3506.61.00 with a striking red dial and special collection engraved case back honoring Michael Schumacher.

Condition: full kit, minimal wear on bracelet
Case diameter: 42mm
Bracelet condition: minimal wear
Shipping included: CONUS shipping fully insured

Posted at

Feb 9, 2026, 6:53 PM

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Omega Speedmaster Day-Date Chronometer ref 3222.80 PRICE DROP

Omega - 3222.80 · $3,200

This Omega Speedmaster Day-Date Chronometer ref 3222.80 features a vibrant blue dial, 40mm case, and stainless steel bracelet with full original links.

Condition: Excellent, minor wear on bracelet
Case size: 40mm diameter
Bracelet condition: minor wear, tiny spot of discoloration on one side
Shipping included: fully insured CONUS shipping

Posted at

Feb 9, 2026, 6:40 PM

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Omega Speedmaster Racing - 329.30.44.51.01.001 - Box and Papers!

Omega - 329.30.44.51.01.001 · $5,950

This Omega Speedmaster Racing Chronograph is a pre-owned watch in good condition, featuring a 44.25mm case and a stainless steel bracelet.

Condition: Pre-owned with minor wear
Case size: 44.25mm diameter
Bracelet material: Stainless steel

Posted at

Feb 9, 2026, 5:49 PM

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2025 Omega Speedmaster Racing 44mm - 329.32.44.51.01.001 - Price Reduced!

Omega - 329.32.44.51.01.001 · $6,095

This Omega Speedmaster Racing features a bold design with orange racing accents and the Caliber 9900 Master Chronometer movement. It comes with a factory black micro-perforated leather strap and an original Omega wooden presentation box.

Condition: Fantastic preowned condition, barely worn
Movement: Omega Caliber 9900, Co-Axial, anti-magnetic, column-wheel chronograph
Power reserve: approximately 60 hours
Strap: factory black micro-perforated leather racing strap with orange rubber lining

Posted at

Feb 9, 2026, 5:47 PM

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2023 Omega Speedmaster Moonphase Sedna Gold

Omega - 304.23.44.52.13.001 · $9,338

2023 Omega Speedmaster Moonphase Sedna Gold, a high-end watch featuring a brown sun-brushed dial and precision moonphase display at 6 o'clock.

Condition: Excellent, with light signs of wear
Case Size: 44.25mm diameter
Case Material: 18k Sedna Gold
Dial Color: Brown

Posted at

Feb 9, 2026, 5:25 PM

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