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

Omega Speedmaster Racing 326.30.40.50.03.001

Omega - 326.30.40.50.03.001 · $2,750

For sale is an Omega Speedmaster Racing, reference number 326.30.40.50.03.001. This watch is in great condition there is some light wear around the watch but nothing that big or super noticeable.

Condition: great with some light wear
Payment Methods Accepted: pretty much every method including crypto
Meet Up Locations: southwest FL, locally

Posted at

Apr 3, 2026, 9:53 AM

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Omega Speedmaster Professional (310.30.42.50.04.001)

Omega - 310.30.42.50.04.001 · $7,650

This Omega Speedmaster Professional features a white dial on a steel bracelet and comes with boxes, booklet, and warranty card dated February 2026.

Condition: Excellent
Case size: 42mm diameter
Bracelet material: Stainless Steel
Crystal type: Sapphire

Posted at

Apr 3, 2026, 8:32 AM

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Omega Speedmaster 3861 Sapphire 🔥Preowned 2021 Complete, $5200+✈️🔥

Omega - 310.30.42.50.01.002 · $5,200

This Omega Speedmaster is a preowned watch from 2021, complete with its original box and warranty. It's currently mounted on an aftermarket leather strap due to the missing original Omega Strap / Buckle / Clasp.

Condition: Preowned
Case size: 40mm diameter
Missing accessories: original Omega Strap / Buckle / Clasp
Shipping details: shipped from Singapore Office

Posted at

Apr 3, 2026, 8:25 AM

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[US] Omega Speedmaster Calibre 321 - Ed White - Black Dial - 39.7mm - 311.30.40.30.01.001 - Full Set

Omega - 311.30.40.30.01.001 · $15,800

This Omega Speedmaster Calibre 321 is a 39.7mm Ed White model featuring a black dial. It comes in full set condition with various accessories.

Condition: pristine with minor hairlines
Case size: 39.7mm diameter
Bracelet condition: pristine

Posted at

Apr 3, 2026, 8:06 AM

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

Omega - 310.30.42.50.04.001 · $8,050

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

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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

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