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 Date ref. 3212.80.00 40mm | Great Condition (with Box, Booklet, Cards & Serviced) | $2750

Omega - 3212.80.00 · $2,750

The Omega Speedmaster Date ref. 3212.80.00 features a versatile and often overlooked chapter in the Speedmaster lineage that blends classic chronograph functionality with everyday wearability. The watch is housed in a well-proportioned 40mm stainless steel case, making it suitable for a wide range of wrist sizes.

Condition: Great condition with little sign of wear
Case size: 40mm
Bracelet length: up to 19cm (7.5inches)
Water resistance: 100m

Posted at

May 26, 2026, 12:42 AM

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Omega Speedmaster Moonphase Chronograph 44mm, 2025, Complete Set, $8,500

Omega - Speedmaster Moonphase Chronograph · $8,500

This Omega Speedmaster Moonphase Chronograph features a black sun brushed dial and ceramic tachymeter bezel. The watch includes a microstructured metallic crystal disc that shows actual lunar detail.

Condition: Excellent
Movement: Calibre 9904
Bracelet material: Steel

Posted at

May 26, 2026, 12:32 AM

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Rare Vintage Omega Speedmaster Teutonic Gray Dial Bead-Blasted Case Hand Wound Ref Ref 145.0044

Omega - 145.0044 · $2,750

A rare vintage Omega Speedmaster Teutonic ref 145.0044 in a unique gray dial with a bead-blasted case, manual wound cal 861 movement, and an integrated stainless steel bracelet.

Condition: Pre-owned, with wear (scratches and nicks) but still looks great while wearing
Case Size: 42MM diameter
Movement Type: Manual wound Omega cal 861
Bracelet Length: fits up to app 7.25 inches

Posted at

May 25, 2026, 7:54 PM

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Omega Speedmaster Professional - Apollo XVII 17 Limited 45th Anniversary - 311.30.42.30.03.001

Omega - 311.30.42.30.03.001 · $7,695

This is the highly collectible Apollo XVII 45th Anniversary Limited Edition, featuring the striking blue dial and unique commemorative caseback design.

Condition: Good overall pre-owned condition with normal wear throughout
Size: 42mm diameter
Caseback Design: Commemorative

Posted at

May 25, 2026, 6:39 PM

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Omega Speedmaster Professional "Hesalite" 311.30.42.30.01.005 - $3999

Omega - 31130423001005 · $3,999

For sale is my beloved Omega Speedmaster Professional Hesalite Moonwatch, a discontinued model with a caliber 1861 movement, running within spec at +7s/d.

Condition: Pre-owned with wear on the clasp
Caliber: 1861
Box Contents: inner, outer boxes, manuals

Posted at

May 25, 2026, 4:42 PM

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Omega Speedmaster "Grey Side of the Moon” – 311.93.44.51.99.001 – Full Set

Omega - 311.93.44.51.99.001 · $7,750

This Omega Speedmaster features a grey ceramic case and sandblasted platinum 'Lunar Dust' dial, giving it a stealthy and futuristic look while still feeling classic and classy.

Condition: Excellent
Case Size: 44.25mm
Movement: Omega Co-Axial Caliber 9300 chronograph movement

Posted at

May 25, 2026, 4:25 PM

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