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

Current Listings

Forstner Contemporary Flat Link Bracelet for Omega Speedmaster 19mm

· $160

This is a Forstner polished/brushed flat link bracelet with end links designed for the Omega Speedmaster with a straight lug FOIS case. The watch features a push button clasp, spring links next to the clasp, and comes in excellent condition with minimal signs of wear.

Condition: excellent used
Material: polished/brushed flat link bracelet with end links
Fit: 19mm version fits the straight lug FOIS case
Clasp type: push button clasp

Posted at

Feb 17, 2026, 1:25 PM

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2024 Omega Speedmaster Chronograph Moonphase Stainless Steel Blue Dial on Blue Strap 304.33.44.52.03.001 B+P

Omega - 304.33.44.52.03.001 · $7,600

The Omega Speedmaster Moonphase Chronograph has a deep blue dial and matching strap, giving it a sporty but refined feel. The chronograph layout paired with the moonphase display adds detail and character without overwhelming the classic Speedmaster look.

Condition: Excellent condition
Case diameter: 44mm
Crystal material: Sapphire
Dial color: Blue

Posted at

Feb 17, 2026, 1:08 PM

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Omega Speedmaster 38 Co-Axial Chronograph 324.30.38.50.02.001 Full Set- $3999

Omega - 324.30.38.50.02.001 · $3,999

This Omega Speedmaster 38 Co-Axial Chronograph features a silver dial and is in excellent condition with very minimal wear.

Condition: Excellent overall condition, minimal wear
Case size: 40mm diameter
Bracelet type: Stainless steel

Posted at

Feb 17, 2026, 7:04 AM

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Omega Speedmaster Reduced, with two extra uncle bracelets

Omega - Speedmaster Reduced · $1,700

This Omega Speedmaster Reduced is a pre-owned watch that comes with two extra bracelets. The original bracelet and Lincoln bracelet may not fit wrists larger than 7 inches, while the US1171 bracelet has all its links.

Condition: Pre-owned, possibly polished case (not confirmed)
Bracelets included: 3
Bracelet sizes: [object Object]

Posted at

Feb 17, 2026, 2:32 AM

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2023 Omega Speedmaster "Blue Side of the Moon" Aventurine Dial - 304.93.44.52.03.002 - Full Set

Omega - 304.93.44.52.03.002 · $11,250

This Omega Speedmaster Blue Side of the Moon Aventurine features a 44.25mm blue ceramic case with Sedna gold accents, an aventurine glass dial, and Omega's Co-Axial Master Chronometer Caliber 9904 movement.

Condition: Very excellent preowned condition
Case size: 44.25mm
Water resistance: 50m
Movement: Omega Co-Axial Master Chronometer Caliber 9904 (manual wind, column-wheel chronograph, METAS certified)

Posted at

Feb 16, 2026, 10:32 PM

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Omega Speedmaster Racing 326.30.40.50.01.002 40mm Watch + Full Set

Omega - 326.30.40.50.01.002 · $2,950

This is a Omega Speedmaster Racing watch that has been well-maintained and comes in excellent condition. The watch features a 40mm diameter case and is accompanied by a full set of accessories.

Condition: Excellent
Purchase Year: 9 months ago
Previous Owner Count: 1

Posted at

Feb 16, 2026, 10:29 PM

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2016 OMEGA Speedmaster "Grey Side Of The Moon" 311.93.44.51.99.001 - Full Set

Omega - 311.93.44.51.99.001 · $7,599

This is a 2016 Omega Speedmaster Grey Side of the Moon watch featuring a sand-blasted platinum dial, grey ceramic aesthetic and a comfortable grey Omega alligator strap. It has a gorgeous sapphire domed view into the Omega co-axial calibre 9300 movement.

Condition: Very excellent pre-owned condition
Case Size: 44.25mm diameter
Case Material: Gray ceramic (zirconium oxide)
Movement: Omega Co-Axial Caliber 9300 (automatic chronograph, column-wheel, ~60-hour power reserve)

Posted at

Feb 16, 2026, 10:24 PM

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Omega Speedmaster Moonwatch 42mm Steel Hesalite 310.30.42.50.01.001 Full Set

Omega - 310.30.42.50.01.001 · $5,480

This Omega Speedmaster Moonwatch features a stainless steel case measuring 42mm in diameter, a black dial with Hesalite crystal, and a stainless steel bracelet.

Condition: Preowned with some scratches on the case, buckle, and crystal
Case dimensions: 42mm diameter
Bezel material: Stainless Steel
Dial color: Black

Posted at

Feb 16, 2026, 8:18 PM

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