Omega Speedmaster Speedmaster Professional Moonwatch

Reference 3590.50.00

About this watch

The Omega Speedmaster Professional Moonwatch is a masterpiece of horological excellence. Its sleek black dial and stainless steel case exude timeless elegance. The iconic design features stick indexes and stick hands, providing a classic look that's both functional and stylish. The tachymeter bezel serves a practical purpose, allowing wearers to measure speed over a known distance. With its 48-hour power reserve and water resistance of up to 50 meters, this watch is designed for daily wear and casual outings. Its storied past, dating back to 1968, makes it a symbol of adventure, precision, and history. The Omega caliber 861 movement has stood the test of time, combining rich history with modern precision. This is not just a watch; it's an investment in fine craftsmanship and a piece of history that has been to the moon.
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Key Features

  • Omega caliber 861 hand-wound movement
  • 48-hour power reserve
  • Tachymeter bezel for measuring speed
  • Water resistance up to 50 meters
  • 42mm diameter stainless steel case
  • 20mm lug width for strap customization
  • Closed back with plexi glass crystal

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch
Reference
3590.50.00
Movement
861
Movement Features
  • Small Seconds, Hours, Minutes
  • Chronograph
Case
Stainless Steel 42mm
Dial Color
Black
Crystal
Plexi
Water Resistance
50

Current Listings

[WTS] Omega Speedmaster Blue moonphase 304.33.44.52.03.001

Omega Speedmaster Blue moonphase 304.33.44.52.03.001

This Omega Speedmaster features a blue dial with moonphase display, and comes with its original box, papers, manual, and strap.

  • Condition: In great shape
  • Water Resistance: 30m
Posted at
Feb 13, 2026, 1:29 PM
Active
[WTS] Omega Speedmaster GMT 231.10.43.52.06.001 – Full Set – Grey Dial – 2014 – $3,850

Omega Speedmaster GMT 231.10.43.52.06.001 – Full Set – Grey Dial – 2014 – $3,850

A sharp, highly versatile Speedmaster with excellent wrist presence and everyday wearability.

  • Condition: Good condition
  • Year: 2014 production
  • Bracelet material: Stainless steel
  • Dial color: Grey dial
Posted at
Feb 13, 2026, 1:06 PM
Active
[WTS] Omega Speedmaster 324.23.38.50.02.001 38mm Co-Axial

Omega Speedmaster 324.23.38.50.02.001 38mm Co-Axial

The Omega Speedmaster 324.23.38.50.02.001 features a unique gold and green bezel, sits on a green leather strap with quick release function, and is in excellent condition from 2024.

  • Condition: Excellent condition
  • Diameter: 38mm
  • Strap material: Green leather
Posted at
Feb 13, 2026, 1:02 PM
Active
[WTS] Omega Speedmaster Reduced - 39mm Two Tone - Ref 175.0033 - Price Reduced!

Omega Speedmaster Reduced - 39mm Two Tone - Ref 175.0033 - Price Reduced!

Omega - 175.0033 · $2,695
A beautiful Omega Speedmaster Reduced with a white dial and 39mm two-tone design, featuring all working functions and a high-quality leather AM strap from Casanova.

  • Condition: great vintage condition, light hairlines on bezel and case
  • Case size: 39mm
  • Band: high quality leather AM strap from Casanova
Posted at
Feb 13, 2026, 1:01 PM
Active
[wts] Omega Speedmaster Moonwatch Professional Hesalite, 2025, full big box, $5800

Omega Speedmaster Moonwatch Professional Hesalite, 2025, full big box, $5800

This Omega Speedmaster Moonwatch Professional features the Co-Axial Master Chronometer Caliber 3861, has a stainless steel case with Hesalite crystal, and comes in its full big box set. It is manual wind, METAS certified, and has 50 meters water resistance.

  • Condition: mint condition
  • Case size: 42mm
  • Water resistance: 50m
  • Crystal type: Hesalite
Posted at
Feb 13, 2026, 11:22 AM
Active
[WTS] Omega Speedmaster Moonwatch Professional 42mm White Dial 310.30.42.50.04.001 Complete

Omega Speedmaster Moonwatch Professional 42mm White Dial 310.30.42.50.04.001 Complete

A 42mm Omega Speedmaster Moonwatch Professional with a white dial is being sold.

  • Condition: In very good condition, rated at 9.7/10
  • Condition Rating: 9.7/10
  • Included Accessories: Inner & outer boxes, manual, booklet, Pictogram card, Master Chronometer card, removed links and warranty card
Posted at
Feb 13, 2026, 10:41 AM
Active
[WTS] Omega Speedmaster White 2024 Full set + OEM Red racing leather strap - Warranty until July 2029 - 310.30.42.50.04.001 - $7300 + 🏷 🔥 🚀

Omega Speedmaster White 2024 Full set + OEM Red racing leather strap - Warranty until July 2029 - 310.30.42.50.04.001 - $7300 + 🏷 🔥 🚀

This is the Omega Speedmaster White, considered by the seller to be one of the most beautiful Speedmasters.

  • Condition: good condition
  • Strap Type: red leather racing strap
  • Warranty Date: until July 2029
Posted at
Feb 13, 2026, 9:44 AM
Active
[WTS] Omega Speedmaster FOIS 310.30.40.50.06.001 box and papers $6600+ 🏷️

Omega Speedmaster FOIS 310.30.40.50.06.001 box and papers $6600+ 🏷️

The Omega Speedmaster FOIS is available for sale with its iconic design and features such as a hesalite-like form sapphire crystal and CVD coated dial. It has a 39.7mm flat link bracelet with comfort release adjustment system and a 50 hour power reserve.

  • Condition: Crystal/dial: clean, Case: clean, Caseback: light scratches, Bracelet: light scratches, Clasp: one surface level scratch
  • Water resistance: 5 bar
  • Bracelet adjustment system: comfort release
  • Crystal type: hesalite-like sapphire
Posted at
Feb 12, 2026, 10:16 PM
Active
[WTS] Omega Speedmaster Reduced 39mm 3510.61 “Red Schumacher” | Watch Only

Omega Speedmaster Reduced 39mm 3510.61 “Red Schumacher” | Watch Only

Omega - 3510.61 · $2,999
This Omega Speedmaster Reduced 39mm is a 'Red Schumacher' variant, featuring Hesalite with minor marks, and a service history unknown.

  • Condition: Good Pre-Owned Condition
  • Case Size: 39mm diameter
  • Band Links: 18 links
  • Wrist Fit: 6.5 inch wrist comfortably
Posted at
Feb 12, 2026, 8:38 PM
Active