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.

Buy Now on Jomashop

This is an affiliate link

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

2016 Omega Speedmaster Professional 311.30.42.30.01.005.

Posted at

Oct 27, 2025, 1:08 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Michael Schumacher 39mm (previously ebay authenticated with card) naked watch, have box not original box

This Omega Speedmaster Michael Schumacher edition is a naked watch without its original box. It has been eBay authenticated and comes with the authentication card.

Posted at

Oct 26, 2025, 9:54 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Professional White 42MM - Ref 310.30.42.50.04.001 - 04/25

Omega - 310.30.42.50.04.001 · $6,800

A 42MM Omega Speedmaster Professional White, a popular and highly sought-after model known for its reliability and style.

Condition: preowned in fantastic condition
Case size: 42mm

Posted at

Oct 26, 2025, 6:16 PM

Active

View listing on r/WatchExchange

Omega Speedmaster FOIS 40mm Numbered Edition – Excellent Condition, New Lincoln Bracelet, Professional Ed White Mod, Box + Warranty Card

Omega - FOIS · $4,250

Up for sale is my Numbered Editon Omega Speedmaster FOIS (First Omega in Space) in very good condition, featuring a professionally installed Ed White–style mod that gives it a beautifully vintage, classic Speedmaster look.

Condition: Excellent overall with light, honest wear
Bracelet: Uncle Seiko Lincoln bracelet, 6.75 inches long with extra links
Case Size: 40mm diameter

Posted at

Oct 26, 2025, 2:51 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Moonphase

Omega - 3575.20 · $5,225

Up for sale is an Omega Speedmaster Moonphase ref. 3575.20 in excellent condition! Very minimal signs of wear, runs great and includes full kit.

Condition: Excellent
Shipping restrictions: CONUS only

Posted at

Oct 26, 2025, 2:01 PM

Active

View listing on r/WatchExchange

2023 Omega Speedmaster Moonwatch Professional | 310.30.42.50.01.002 | Complete | Sapphire Sandwich | Speedy | Micro-adjust Clasp

Omega - 310.30.42.50.01.002 · $6,417

A gorgeous watch highlighted by the two sapphire crystals, and makes for arguably the perfect daily; comfortable, simple, and practical.

Condition: Excellent
Reference type: Professional
Crystal material: Sapphire
Movement: Calibre GA

Posted at

Oct 26, 2025, 12:26 PM

Active

View listing on r/WatchExchange

NEW 2025 Omega Speedmaster Professional Moonwatch ‘Silver Snoopy Award’ - Ref. 310.32.42.50.02.001 - $14,430

Omega - 310.32.42.50.02.001 · $14,430

The 'Silver Snoopy Award' 50th Anniversary edition Omega Speedmaster Professional Moonwatch features blue sub-dials and a bezel, along with a unique caseback.

Condition: Brand New
Year: 2025
Set Contents: full set with inner + outer box, cards, special loupe, cleaning cloth and instruction manuals

Posted at

Oct 26, 2025, 7:53 AM

Active

View listing on r/WatchExchange

2024 Omega Speedmaster Moonwatch Sapphire REF 31030425001002 Full kit (Box, Papers, Extra links)

Omega - 31030425001002 · $6,999

2024 Omega Speedmaster Moonwatch Sapphire in excellent condition, barely worn, and well-kept. Includes full box, papers, extra links, and owners manual.

Condition: Pre-owned (2024 piece, well kept and in amazing condition)
Year: 2024
Included Accessories: Full box, papers, extra links, owners manual

Posted at

Oct 26, 2025, 12:14 AM

Active

View listing on r/WatchExchange